<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="http://freecircuitdiagram.com/wp-content/plugins/simple-google-sitemap/sitemap.xsl"?>
<!-- generator="wordpress/2.7" -->
<!-- sitemap-generator-url="http://suche.pytalhost.de" simple-google-sitemap-version="1.6" -->
<!-- generated-on="13. March 2010" -->
<urlset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd" xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">	<url>
		<loc>http://freecircuitdiagram.com/</loc>
		<lastmod>2010-03-13T03:07:14+00:00</lastmod>
		<changefreq>daily</changefreq>
		<priority>1.0</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/13/operational-amplifier-op-amp-oscillator/</loc>
		<lastmod>2010-03-13T03:07:14+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/12/board-system-monitoring-for-temperature-and-voltage-condition/</loc>
		<lastmod>2010-03-12T03:24:39+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/12/sa58672-small-class-d-audio-amplifier-for-mobile-device/</loc>
		<lastmod>2010-03-12T03:21:28+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/11/power-fail-and-low-line-signals/</loc>
		<lastmod>2010-03-11T04:37:07+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/11/radio-control-rc-servo-motor-with-pwm-video-tutorial/</loc>
		<lastmod>2010-03-11T04:31:25+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/10/soft-start-mechanism-for-l200-voltage-regulator/</loc>
		<lastmod>2010-03-10T06:00:38+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/10/reducing-l200-power-dissipation-using-series-resistor/</loc>
		<lastmod>2010-03-10T05:57:00+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/10/li-ion-driver-for-6-white-leds-with-external-pwm-dimming/</loc>
		<lastmod>2010-03-10T05:37:16+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/06/switchstart-ballast-circuit-for-fluorescent-tube-lamp/</loc>
		<lastmod>2010-03-10T05:05:59+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/06/low-cost-high-level-preamp-and-tone-control-circuit/</loc>
		<lastmod>2010-03-06T00:14:53+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/05/current-monitor/</loc>
		<lastmod>2010-03-05T23:59:55+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/05/4-channel-commutator/</loc>
		<lastmod>2010-03-05T23:45:01+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/05/how-to-use-breadboard-video-tutorial/</loc>
		<lastmod>2010-03-05T23:27:10+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/04/rj45-video-tutorial/</loc>
		<lastmod>2010-03-04T17:56:20+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/04/how-to-use-multimeter-video-tutorial/</loc>
		<lastmod>2010-03-04T17:53:16+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/04/desoldering-techniques-video-tutorial/</loc>
		<lastmod>2010-03-04T17:04:00+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/03/low-pass-filter-with-enhanced-step-response/</loc>
		<lastmod>2010-03-03T21:09:43+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/03/automatic-battery-backup/</loc>
		<lastmod>2010-03-03T20:59:38+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/03/lamp-dimmer-using-555-pwm-video-tutorial/</loc>
		<lastmod>2010-03-03T20:56:17+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/03/versatile-boost-converter-with-tps6108x/</loc>
		<lastmod>2010-03-03T20:52:50+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/01/stable-low-frequency-crystal-oscillator/</loc>
		<lastmod>2010-03-01T23:37:48+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/03/01/low-distortion-oscillator/</loc>
		<lastmod>2010-03-01T23:34:31+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/26/miniature-voltage-isolation-provides-positive-and-negative-supply/</loc>
		<lastmod>2010-02-26T06:59:03+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/26/high-side-current-sense-amplifier-coverts-4-20ma-signal-to-0-5v/</loc>
		<lastmod>2010-02-26T06:54:47+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/23/dc-motor-speed-control-video-tutorial/</loc>
		<lastmod>2010-02-24T00:05:18+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/23/logic-probe-video-tutorial/</loc>
		<lastmod>2010-02-23T23:46:32+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/23/how-to-use-oscilloscope/</loc>
		<lastmod>2010-02-23T23:42:53+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/18/stepper-motor-control/</loc>
		<lastmod>2010-02-18T22:50:18+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/18/signal-conditioning-amplifier-for-piezofilm-sensor/</loc>
		<lastmod>2010-02-18T22:43:38+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/13/tsh22-audio-line-driver/</loc>
		<lastmod>2010-02-13T03:01:23+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/13/signal-conditioning-circuit-for-kmi-15x-rotation-speed-sensor/</loc>
		<lastmod>2010-02-13T02:53:25+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/11/high-impedance-low-capacitance-bufferamplifier/</loc>
		<lastmod>2010-02-11T02:47:41+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/11/jfet-sample-and-hold-circuit/</loc>
		<lastmod>2010-02-11T02:42:08+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/11/phase-delay-network-for-3d-audio-enhancement/</loc>
		<lastmod>2010-02-11T02:26:19+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/09/moving-coil-meter-with-separate-supply-using-ina193/</loc>
		<lastmod>2010-02-09T10:38:51+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/05/jfet-bipolar-cascode-circuit/</loc>
		<lastmod>2010-02-05T23:34:19+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/05/precision-current-sink/</loc>
		<lastmod>2010-02-05T23:28:23+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/05/ac-mode-universal-motor-drive/</loc>
		<lastmod>2010-02-05T05:59:27+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/05/soft-light-dimmer/</loc>
		<lastmod>2010-02-05T05:52:30+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/04/temperature-compensated-capacitive-proximity-detector/</loc>
		<lastmod>2010-02-04T00:12:49+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/03/half-supply-generator-provides-virtual-grounding/</loc>
		<lastmod>2010-02-03T01:27:37+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/02/voltage-controlled-variable-gain-amplifier/</loc>
		<lastmod>2010-02-02T13:25:46+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/02/negative-to-positive-supply-logic-level-shifter/</loc>
		<lastmod>2010-02-02T13:21:58+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/01/programmable-voltage-regulator-using-l200-ic/</loc>
		<lastmod>2010-02-01T01:44:38+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/01/programmable-current-sourceregulator/</loc>
		<lastmod>2010-02-01T01:40:50+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/01/programmable-levels-high-speed-pulse-generator/</loc>
		<lastmod>2010-02-01T01:31:59+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/02/01/high-performance-sawtooth-generator/</loc>
		<lastmod>2010-02-01T01:11:25+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/28/pwm-dimming-for-led-rgb-video-displays/</loc>
		<lastmod>2010-01-28T01:26:12+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/25/differential-analog-switch/</loc>
		<lastmod>2010-01-25T19:17:49+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/25/self-writing-led-display-sign-controller/</loc>
		<lastmod>2010-01-25T19:12:00+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/25/hi-fi-tone-control-circuit-high-z-input/</loc>
		<lastmod>2010-01-25T19:06:38+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/22/fet-cascode-video-amplifier/</loc>
		<lastmod>2010-01-22T12:27:15+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/22/ultra-high-input-impedance-ac-unity-gain-amplifier/</loc>
		<lastmod>2010-01-22T12:16:56+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/21/pwm-to-amplified-and-buffered-linear-signal-converter/</loc>
		<lastmod>2010-01-21T01:22:42+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/21/analog-fan-speed-control/</loc>
		<lastmod>2010-01-21T01:14:14+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/20/ir-linked-temperature-sensor/</loc>
		<lastmod>2010-01-20T01:47:13+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/19/circuit-converts-pwm-fan-drive-to-linear-and-reduces-acoustic-noise/</loc>
		<lastmod>2010-01-19T00:54:38+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/14/simple-lie-detector/</loc>
		<lastmod>2010-01-17T20:40:57+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/16/analog-compensation-circuit-for-pt100-rtd-temperature-sensor/</loc>
		<lastmod>2010-01-16T12:18:18+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/15/isolated-temperature-sensor/</loc>
		<lastmod>2010-01-15T01:55:05+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/14/digital-ic-transmits-both-fm-and-am-simultaneously/</loc>
		<lastmod>2010-01-14T01:19:05+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/14/fm-transmitter-using-logic-gates/</loc>
		<lastmod>2010-01-14T01:12:19+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/08/pressure-sensor-signal-conditioning-circuit-with-single-op-amp/</loc>
		<lastmod>2010-01-08T23:19:20+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/08/error-compensation-circuit-for-pressure-sensor/</loc>
		<lastmod>2010-01-08T23:13:33+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/08/rs-232rs-485-protocol-translators/</loc>
		<lastmod>2010-01-08T01:34:35+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/08/provide-remote-alarm-for-smoke-detector/</loc>
		<lastmod>2010-01-08T01:22:39+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2010/01/06/non-retrigerable-monostable-multivibrator-using-transistors/</loc>
		<lastmod>2010-01-06T01:49:47+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/12/31/overload-protector-for-batteries-and-power-supplies/</loc>
		<lastmod>2009-12-31T00:05:33+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/12/28/twisted-pair-video-cable-driver-and-receiver/</loc>
		<lastmod>2009-12-28T23:24:06+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/12/28/simple-audio-amplifier/</loc>
		<lastmod>2009-12-28T23:15:28+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/12/24/magnetic-reed-switch-alarm/</loc>
		<lastmod>2009-12-24T01:21:52+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/12/24/simple-buzzer-using-only-passive-components/</loc>
		<lastmod>2009-12-24T01:13:23+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/12/18/mosfet-tester/</loc>
		<lastmod>2009-12-18T01:42:02+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/12/18/electrostatic-charge-detector-electroscope/</loc>
		<lastmod>2009-12-18T01:31:06+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/12/15/square-wave-oscillator-with-minimum-components-count/</loc>
		<lastmod>2009-12-15T15:14:05+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/12/15/low-cost-noise-generator/</loc>
		<lastmod>2009-12-15T15:04:01+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/privacy-policy/</loc>
		<lastmod>2009-12-12T07:57:52+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/contact-us/</loc>
		<lastmod>2009-12-12T07:55:38+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/12/11/heartbeat-tranduscer/</loc>
		<lastmod>2009-12-11T23:34:36+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/12/10/ac-powered-led-flasher/</loc>
		<lastmod>2009-12-10T16:14:05+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/18/wailing-alarm-siren/</loc>
		<lastmod>2009-12-10T04:50:34+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/12/09/typical-flyback-circuit/</loc>
		<lastmod>2009-12-09T23:12:29+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/12/18/transformerless-voltage-booster-circuit-a-dc-dc-step-up-switching-regulator-transistors/</loc>
		<lastmod>2009-12-06T12:15:03+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/11/23/rj45-port-pinout/</loc>
		<lastmod>2009-11-23T01:45:12+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/11/23/rs232-com-port-pinout-diagram/</loc>
		<lastmod>2009-11-23T00:40:35+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/11/22/simplest-led-flasher-video-tutorial/</loc>
		<lastmod>2009-11-22T10:56:13+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/11/22/making-a-555-led-flasher-video-tutorial/</loc>
		<lastmod>2009-11-22T10:46:18+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/links/</loc>
		<lastmod>2009-11-22T06:49:23+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/11/17/how-to-solder-electronic-circuit-video-tutorial/</loc>
		<lastmod>2009-11-17T10:50:26+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/11/16/programmable-pressure-transducer-circuit/</loc>
		<lastmod>2009-11-16T02:35:31+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/11/16/programmable-photovoltaic-transimpedance-circuit/</loc>
		<lastmod>2009-11-16T02:00:24+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/references/</loc>
		<lastmod>2009-11-14T02:02:47+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/11/11/how-to-build-electronic-circuit-video-tutorial/</loc>
		<lastmod>2009-11-11T04:06:47+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/11/09/implementing-pwm-counter-in-fpgas/</loc>
		<lastmod>2009-11-09T22:57:38+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/10/26/alternating-relay-switch/</loc>
		<lastmod>2009-10-26T16:21:10+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/index/</loc>
		<lastmod>2009-10-17T15:08:08+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/17/pll-lock-detection/</loc>
		<lastmod>2009-09-17T09:18:41+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/17/autoranging-circuit/</loc>
		<lastmod>2009-09-17T08:17:03+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/17/gamma-correction-circuit/</loc>
		<lastmod>2009-09-17T07:41:32+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/17/pll-fm-demodulator/</loc>
		<lastmod>2009-09-17T06:58:32+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/17/fast-pulse-detector/</loc>
		<lastmod>2009-09-17T06:02:59+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/17/open-loop-fast-peak-detector/</loc>
		<lastmod>2009-09-17T05:49:49+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/08/30/fast-peak-detector/</loc>
		<lastmod>2009-09-17T05:22:53+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/17/video-fader-circuit/</loc>
		<lastmod>2009-09-17T05:08:51+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/03/high-frequency-colpitts-crystal-oscillator/</loc>
		<lastmod>2009-09-03T04:10:48+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/02/low-noise-audio-line-driver/</loc>
		<lastmod>2009-09-02T04:53:57+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/02/computer-controlled-4-20ma-current-loop/</loc>
		<lastmod>2009-09-02T04:38:47+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/02/humidity-sensor/</loc>
		<lastmod>2009-09-02T04:12:53+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/02/frequency-synthesizer/</loc>
		<lastmod>2009-09-02T02:57:00+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/01/hydrophone-pre-amplifier/</loc>
		<lastmod>2009-09-01T04:23:35+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/09/01/barometer-signal-conditioner/</loc>
		<lastmod>2009-09-01T03:58:20+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/08/30/video-line-driver/</loc>
		<lastmod>2009-08-30T03:47:25+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/08/30/split-phase-data-synchronization-and-decoding/</loc>
		<lastmod>2009-08-30T03:10:52+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/08/30/accelerometer-amplifier/</loc>
		<lastmod>2009-08-30T02:19:28+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/08/30/broadband-random-noise-generator/</loc>
		<lastmod>2009-08-30T01:54:40+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/08/30/video-limiter/</loc>
		<lastmod>2009-08-30T01:21:39+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/17/laser-diode-driver/</loc>
		<lastmod>2009-07-17T17:01:38+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/17/sealed-lead-acid-battery-charger-dual-step-current-charger-mode/</loc>
		<lastmod>2009-07-17T16:38:07+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/17/stepper-motor-controller/</loc>
		<lastmod>2009-07-17T16:10:08+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/17/closed-loop-pwm-motor-control/</loc>
		<lastmod>2009-07-17T14:26:06+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/15/bubba-oscillator/</loc>
		<lastmod>2009-07-15T17:33:11+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/10/linear-tec-thermo-electric-cooler-driver/</loc>
		<lastmod>2009-07-10T15:57:13+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/10/smps-ac-dc-adapter/</loc>
		<lastmod>2009-07-10T15:39:14+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/10/colpitts-crystal-oscillator/</loc>
		<lastmod>2009-07-10T14:58:31+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/10/switch-mode-lead-acid-battery-charger/</loc>
		<lastmod>2009-07-10T14:09:40+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/10/video-switch/</loc>
		<lastmod>2009-07-10T13:52:41+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/10/450w-power-factor-controller-with-universal-input-voltage-range/</loc>
		<lastmod>2009-07-10T06:55:23+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/07/fsk-demodulator/</loc>
		<lastmod>2009-07-10T05:38:56+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/19/frequency-to-voltage-converter-change-your-voltmeter-to-frequency-meter/</loc>
		<lastmod>2009-07-09T12:00:31+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/07/video-wire-enable-video-transmission-via-long-cables/</loc>
		<lastmod>2009-07-07T05:25:12+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/06/constant-current-constant-voltage-smps-switch-mode-power-supply/</loc>
		<lastmod>2009-07-06T16:15:23+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/06/current-sensing-for-high-voltage-application/</loc>
		<lastmod>2009-07-06T15:30:58+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/05/active-power-factor-correction-circuit/</loc>
		<lastmod>2009-07-05T04:47:14+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/05/lead-acid-battery-charger-using-max773-ic/</loc>
		<lastmod>2009-07-05T04:12:02+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/05/electronic-metronome-emulates-mechanical-sound/</loc>
		<lastmod>2009-07-05T03:51:54+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/05/quadrature-oscillator/</loc>
		<lastmod>2009-07-05T03:18:46+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/07/05/self-powered-current-sensing-circuit/</loc>
		<lastmod>2009-07-05T02:20:02+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/06/21/electronic-metronome/</loc>
		<lastmod>2009-06-21T06:51:12+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/06/21/phase-control-circuit/</loc>
		<lastmod>2009-06-21T04:33:38+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/06/21/variable-frequency-sinewave-generator/</loc>
		<lastmod>2009-06-21T03:36:39+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/06/21/capacitance-meter-circuit-using-transistors/</loc>
		<lastmod>2009-06-21T03:13:41+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/06/21/simple-automatic-lead-acid-battery-charger/</loc>
		<lastmod>2009-06-21T01:24:26+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/06/18/3-phase-ac-motor-speed-control/</loc>
		<lastmod>2009-06-19T02:34:51+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/06/06/high-frequency-waveform-generator/</loc>
		<lastmod>2009-06-06T03:14:42+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/06/06/555-ic-oscillator-with-50-duty-cycle/</loc>
		<lastmod>2009-06-06T02:35:50+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/06/06/water-level-controller/</loc>
		<lastmod>2009-06-06T02:20:16+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/06/06/sawtooth-wave-oscillator-using-555-ic/</loc>
		<lastmod>2009-06-06T01:42:14+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/30/uhf-antenna-booster/</loc>
		<lastmod>2009-06-03T01:51:43+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/30/simple-stepper-motor-controller/</loc>
		<lastmod>2009-05-30T14:40:37+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/30/audio-signal-injectortracer/</loc>
		<lastmod>2009-05-30T14:27:26+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/30/15v-led-flasher-using-3-transistors/</loc>
		<lastmod>2009-05-30T13:31:53+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/30/another-small-single-chip-fm-transmitter/</loc>
		<lastmod>2009-05-30T13:11:17+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/21/amfm-antenna-booster/</loc>
		<lastmod>2009-05-21T05:32:53+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/28/single-chip-stereo-fm-transmitter-circuit-a-very-compact-design/</loc>
		<lastmod>2009-05-21T03:09:23+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/21/simple-ph-meter/</loc>
		<lastmod>2009-05-21T02:17:59+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/20/pulse-width-modulator-using-555-ic/</loc>
		<lastmod>2009-05-20T12:01:58+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/20/pulse-position-modulator/</loc>
		<lastmod>2009-05-20T11:46:05+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/20/led-flasher-using-555-ic/</loc>
		<lastmod>2009-05-20T09:00:26+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/20/led-flasher-circuit-using-transistors/</loc>
		<lastmod>2009-05-20T08:34:55+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/18/crystal-tester/</loc>
		<lastmod>2009-05-18T11:51:03+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/17/dimmer-switch/</loc>
		<lastmod>2009-05-17T07:18:56+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/17/sawtooth-wave-oscillator/</loc>
		<lastmod>2009-05-17T03:41:03+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/16/pll-oscillator-for-medium-wave-application/</loc>
		<lastmod>2009-05-16T05:39:11+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/15/dc-ac-inverter-convert-12v-dc-voltage-to-110220v-ac-voltage/</loc>
		<lastmod>2009-05-15T17:13:11+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/15/12v-fluorescent-lamp-circuit/</loc>
		<lastmod>2009-05-15T06:07:00+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/12/inductance-meter-circuit/</loc>
		<lastmod>2009-05-10T05:38:13+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/11/variable-power-supply-using-switching-regulator/</loc>
		<lastmod>2009-05-10T02:57:15+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/10/capacitance-meter/</loc>
		<lastmod>2009-05-09T16:31:25+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/09/dynamic-compressor-self-powered-circuit-design/</loc>
		<lastmod>2009-05-08T03:01:48+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/08/ac-powered-led-circuit/</loc>
		<lastmod>2009-05-08T01:39:32+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/04/current-to-voltage-converter/</loc>
		<lastmod>2009-05-03T17:42:04+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/03/integrator-circuit-with-reset/</loc>
		<lastmod>2009-05-03T17:16:32+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/02/temperature-controller-for-crystal-oven/</loc>
		<lastmod>2009-05-03T06:35:24+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/04/28/battery-current-monitor-circuit-a-single-supply-operation/</loc>
		<lastmod>2009-04-28T04:43:45+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/04/30/pwm-motor-control-with-forward-reverse-and-break-operation/</loc>
		<lastmod>2009-04-28T04:41:56+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/05/01/simple-pwm-circuit-using-inverter-gates/</loc>
		<lastmod>2009-04-28T04:39:14+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/04/29/pierce-xtal-oscillator-using-jfet/</loc>
		<lastmod>2009-04-23T23:19:06+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/04/27/crystal-oscillator-using-transistor-capable-of-overtone-operation/</loc>
		<lastmod>2009-04-23T22:37:35+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/04/26/sine-wave-oscillator-circuit-using-phase-shifter/</loc>
		<lastmod>2009-04-22T15:55:34+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/04/25/stereo-tone-control-with-national-3d-sound/</loc>
		<lastmod>2009-04-22T08:43:17+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/04/24/ttl-rs232-level-converter-using-max232-ic/</loc>
		<lastmod>2009-04-22T04:44:14+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/04/23/current-sense-circuit-a-classic-design-using-positive-rail-sensing/</loc>
		<lastmod>2009-04-22T03:54:14+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/04/22/wien-bridge-oscillator-using-incandescent-lamp-stabilizer/</loc>
		<lastmod>2009-04-22T03:13:43+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/03/27/fan-control-circuit-using-lm56-ic/</loc>
		<lastmod>2009-03-27T07:40:16+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/03/27/simple-ttl-rs232-level-converter-using-transistor/</loc>
		<lastmod>2009-03-27T07:06:52+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/03/27/dimmer-circuit/</loc>
		<lastmod>2009-03-27T06:22:55+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/03/26/usb-rs232-converter/</loc>
		<lastmod>2009-03-26T16:11:07+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/03/24/rs232-to-rs485-converter/</loc>
		<lastmod>2009-03-24T09:36:32+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/03/21/strobo-disco-light-using-standard-tube-lamp-tl/</loc>
		<lastmod>2009-03-23T01:22:24+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/12/31/single-chip-thermocouple-4-20ma-current-loop-transmiter-circuit/</loc>
		<lastmod>2009-03-21T23:36:47+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/03/20/crossover-design-using-online-crossover-calculator/</loc>
		<lastmod>2009-03-20T02:02:53+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/03/12/feedback-amplifier-using-transistors/</loc>
		<lastmod>2009-03-12T02:53:19+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/02/02/field-strength-meter/</loc>
		<lastmod>2009-02-03T14:47:30+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/02/02/another-rf-field-strength-meter/</loc>
		<lastmod>2009-02-02T17:06:55+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/02/01/500mw-3-transistors-audio-amplifier/</loc>
		<lastmod>2009-02-01T18:57:00+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/02/01/pwm-motor-control-circuit/</loc>
		<lastmod>2009-02-01T18:51:39+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/01/02/small-dc-motor-speed-controller/</loc>
		<lastmod>2009-01-02T06:19:32+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2009/01/02/1st-order-3-way-crossover-circuit-design-using-free-online-tool/</loc>
		<lastmod>2009-01-02T02:26:46+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/12/31/am-radio-receiver-circuit-using-tda-1072at-ic/</loc>
		<lastmod>2008-12-31T09:27:51+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/12/19/passive-crossover-network-design-for-hifi-speaker/</loc>
		<lastmod>2008-12-31T08:28:41+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/24/simple-metal-detector-circuit-beat-frequency-oscillator-bfo/</loc>
		<lastmod>2008-12-29T05:11:39+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/12/17/5-band-graphic-equalizer-circuit-using-la3600-integrated-circuit-chip/</loc>
		<lastmod>2008-12-18T11:41:38+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/12/17/small-am-transmitter-circuit-using-logic-gates/</loc>
		<lastmod>2008-12-17T04:11:00+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/12/17/single-transistor-microphone-pre-amplifier-for-both-dynamic-and-condenser-type-mics/</loc>
		<lastmod>2008-12-17T03:11:09+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/04/small-low-voltage-high-quality-audio-amplifier/</loc>
		<lastmod>2008-12-14T14:58:45+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/about/</loc>
		<lastmod>2008-11-28T12:59:28+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/27/active-crossover-circuit-split-the-audio-signal-before-amplification/</loc>
		<lastmod>2008-11-27T08:19:50+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/27/infrasonic-and-ultrasonic-filter-for-high-fidelity-hi-fi-audio-system/</loc>
		<lastmod>2008-11-27T07:26:47+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/27/two-stage-phono-pre-amplifier-with-very-accurate-riaa-response-curve/</loc>
		<lastmod>2008-11-27T04:51:59+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/27/gramophone-pre-amp-a-pre-amplifier-with-riaa-response-curve/</loc>
		<lastmod>2008-11-27T04:03:37+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/27/notch-filter-the-circuits-diagram-and-the-design-formula/</loc>
		<lastmod>2008-11-27T02:46:08+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/27/transistor-hum-notch-filter/</loc>
		<lastmod>2008-11-27T02:15:32+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/25/3-band-graphic-equalizer-circuit/</loc>
		<lastmod>2008-11-25T15:53:50+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/25/lm1830-single-chip-water-level-sensor-circuit-basically-a-conductive-liquid-level-sensor/</loc>
		<lastmod>2008-11-25T02:57:08+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/16/radio-modem-circuit/</loc>
		<lastmod>2008-11-18T02:37:15+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/16/bell-103-compatible-fsk-modem-circuit/</loc>
		<lastmod>2008-11-16T04:17:35+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/16/power-line-modem-circuit-for-home-automation-application/</loc>
		<lastmod>2008-11-16T03:32:00+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/16/bell-202-and-ccitt-v23-compatible-fsk-modem-circuit/</loc>
		<lastmod>2008-11-16T02:51:51+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/08/vfc110-single-chip-high-frequency-voltage-to-frequency-converter/</loc>
		<lastmod>2008-11-15T03:34:32+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/15/tpa2014d1-low-voltage-class-d-audio-power-amplifier-for-portable-devices/</loc>
		<lastmod>2008-11-15T03:11:28+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/15/tda7482-single-chip-25-watt-mono-class-d-audio-power-amplifier/</loc>
		<lastmod>2008-11-15T02:30:56+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/15/lm4651-lm4652-170-watt-class-d-audio-power-amplifier/</loc>
		<lastmod>2008-11-15T01:43:16+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/11/08/simple-stand-alone-voltage-to-frequency-converter-using-lm231lm331/</loc>
		<lastmod>2008-11-08T08:54:01+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/28/two-transistors-wireless-microphone-fm-transmitter/</loc>
		<lastmod>2008-11-07T02:28:39+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/28/single-transistor-wireless-microphone-fm-transmitter/</loc>
		<lastmod>2008-10-28T07:25:02+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/27/transformerless-switch-mode-boost-regulator-a-step-up-converter/</loc>
		<lastmod>2008-10-27T02:32:27+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/27/high-efficiency-switch-mode-33v-5a-step-down-converter/</loc>
		<lastmod>2008-10-27T01:47:25+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/27/high-efficiency-switch-mode-33a-10a-regulator/</loc>
		<lastmod>2008-10-27T01:45:47+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/26/pt100-rtd-current-loop-transmitter-using-xtr105/</loc>
		<lastmod>2008-10-26T13:01:07+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/07/single-transistor-half-wave-peak-detector-circuit/</loc>
		<lastmod>2008-10-26T09:05:36+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/07/precision-half-wave-peak-detector/</loc>
		<lastmod>2008-10-26T08:59:35+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/15/positive-and-negative-peak-detector-circuit-using-ca3130-op-amp/</loc>
		<lastmod>2008-10-26T08:55:12+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/30/baxandall-tone-control-using-ca3140-op-amp/</loc>
		<lastmod>2008-10-26T08:35:56+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/02/baxandall-tone-control-using-lm833-thcircuits-schematic-diagram-and-the-formula/</loc>
		<lastmod>2008-10-26T08:30:31+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/23/voice-operated-switch-vox-circuit-using-lm346-for-public-address-amplifier-system/</loc>
		<lastmod>2008-10-26T08:26:57+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/23/rcv420-single-chip-precision-4-20ma-current-loop-receiver/</loc>
		<lastmod>2008-10-23T03:49:06+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/16/three-op-amps-instrumentation-amplifier-easy-gain-adjustment-design/</loc>
		<lastmod>2008-10-16T10:40:19+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/09/another-symmetric-power-supply-without-center-tapped-transformer/</loc>
		<lastmod>2008-10-16T05:31:55+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/16/first-order-low-pass-active-filter-the-circuit-schematic-diagram-and-the-design-formula/</loc>
		<lastmod>2008-10-16T04:18:51+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/16/three-op-amps-instrumentation-amplifier/</loc>
		<lastmod>2008-10-16T02:46:27+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/16/two-op-amps-instrumentation-amplifier/</loc>
		<lastmod>2008-10-16T02:26:05+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/13/single-chip-single-supply-instrumentation-amplifier/</loc>
		<lastmod>2008-10-13T09:20:56+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/10/07/lm1894-single-chip-dynamic-noise-reduction-system-dnr/</loc>
		<lastmod>2008-10-07T00:07:30+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/17/low-drop-out-ldo-low-voltage-linear-regulator-using-ncp2860-ic/</loc>
		<lastmod>2008-09-17T01:40:52+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/17/simple-logarithmic-led-bar-display-using-an6884-ic/</loc>
		<lastmod>2008-09-17T00:38:43+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/02/battery-powered-electret-microphone-pre-amplifier/</loc>
		<lastmod>2008-09-16T22:34:10+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/02/balanced-input-microphone-pre-amplifier-high-quality-audio-for-long-distance-wiring/</loc>
		<lastmod>2008-09-16T22:17:10+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/15/wien-bridge-oscillator-the-circuit-schematic-diagram-and-formula/</loc>
		<lastmod>2008-09-15T07:30:26+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/15/sample-and-hold-circuit-using-ca3140-op-amp/</loc>
		<lastmod>2008-09-15T07:25:34+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/15/single-supply-precise-full-wave-rectifier-using-ca3140-op-amp/</loc>
		<lastmod>2008-09-15T07:20:55+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/15/current-amplifier-using-ca3140-op-amp/</loc>
		<lastmod>2008-09-15T05:09:46+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/14/stand-alone-600ma-li-ion-battery-charger/</loc>
		<lastmod>2008-09-14T10:38:41+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/13/audio-power-meter-show-audio-amplifier-actual-output-power/</loc>
		<lastmod>2008-09-13T01:47:08+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/10/led-audio-level-indicator-and-alarm-the-dot-turns-to-bar-when-the-signal-reach-maximum-level/</loc>
		<lastmod>2008-09-10T03:19:58+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/09/precision-full-wave-peak-detector-detect-the-envelope-of-an-audio-signal/</loc>
		<lastmod>2008-09-09T08:45:04+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/09/amplitude-average-detector/</loc>
		<lastmod>2008-09-09T08:37:28+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/07/automatic-12v-lead-acid-battery-charger/</loc>
		<lastmod>2008-09-07T09:03:00+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/06/pink-flicker-noise-generator/</loc>
		<lastmod>2008-09-06T21:40:11+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/06/audio-frequency-meter-using-555-ic/</loc>
		<lastmod>2008-09-06T05:42:33+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/06/voltage-currentvi-curve-tracer/</loc>
		<lastmod>2008-09-06T04:45:39+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/23/high-precission-voltage-to-frequency-converter-vfc-using-ca3130-op-amps/</loc>
		<lastmod>2008-09-04T06:24:24+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/24/high-precission-voltage-controlled-oscillator-vco/</loc>
		<lastmod>2008-09-04T06:22:47+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/02/single-supply-zero-crossing-detector/</loc>
		<lastmod>2008-09-02T04:54:23+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/02/square-oscillator-using-comparator-the-circuit-schematic-diagram-and-the-formula/</loc>
		<lastmod>2008-09-02T04:40:24+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/02/non-inverting-comparator-with-histeresis/</loc>
		<lastmod>2008-09-02T04:30:15+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/02/inverting-comparator-with-hysteresis/</loc>
		<lastmod>2008-09-02T04:19:02+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/27/simple-555-switching-circuit-provides-negative-supply-from-single-positive-supply/</loc>
		<lastmod>2008-09-02T03:54:59+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/02/negative-supply-from-single-positive-suply-using-cmos-inverter/</loc>
		<lastmod>2008-09-02T03:52:12+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/01/10-band-graphic-equalizer-using-gyrator-circuit/</loc>
		<lastmod>2008-09-02T01:57:47+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/02/butterworth-second-order-high-pass-filter-the-circuit-and-the-formula/</loc>
		<lastmod>2008-09-02T01:27:32+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/01/20-watts-car-stereo-amplifier-using-tda2004/</loc>
		<lastmod>2008-09-01T16:30:27+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/31/voltage-controlled-stereo-volume-control-using-lm13600-ota/</loc>
		<lastmod>2008-09-01T15:14:15+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/09/01/second-order-butterworth-low-pass-filter/</loc>
		<lastmod>2008-09-01T09:37:32+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/30/function-generator-using-ca3080-and-ca3130-op-amps/</loc>
		<lastmod>2008-08-31T17:36:20+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/31/current-loop-transmitter-for-temperature-sensor/</loc>
		<lastmod>2008-08-31T17:33:29+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/31/temperature-to-frequency-converter-enabling-simple-telemetry/</loc>
		<lastmod>2008-08-31T17:07:03+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/31/fahrenheit-thermometer-using-lm35-temperature-sensor-ic/</loc>
		<lastmod>2008-08-31T16:36:04+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/30/pulse-generator-oscillator-with-adjustable-on-off-period-using-ca3130-op-amp/</loc>
		<lastmod>2008-08-30T01:54:34+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/10/simple-8-watt-audio-power-amplifier-using-tda-2030/</loc>
		<lastmod>2008-08-29T12:43:15+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/28/basic-symmetric-power-supply/</loc>
		<lastmod>2008-08-28T08:41:23+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/28/autonomous-fast-nimh-battery-charger-using-single-chip-ic/</loc>
		<lastmod>2008-08-28T08:16:36+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/28/fan-speed-control-turn-on-your-fan-only-when-needed/</loc>
		<lastmod>2008-08-28T07:26:36+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/28/220vac-christmas-flashing-light/</loc>
		<lastmod>2008-08-28T03:06:18+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/28/slave-flash-light-control-using-only-three-components/</loc>
		<lastmod>2008-08-28T01:09:33+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/27/variable-adjustable-current-limiter-circuit/</loc>
		<lastmod>2008-08-27T03:27:04+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/26/baxandall-tone-control-using-two-transistors/</loc>
		<lastmod>2008-08-26T10:38:50+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/26/simple-10-watts-audio-power-amplifier-using-transistors/</loc>
		<lastmod>2008-08-26T09:56:59+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/26/variable-high-power-resistor-for-power-supply-testing/</loc>
		<lastmod>2008-08-26T05:07:11+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/21/basic-uninterruptible-power-supply-circuit/</loc>
		<lastmod>2008-08-23T15:55:20+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/22/carlin-fuzz-compressor-two-effect-in-one-box/</loc>
		<lastmod>2008-08-22T01:49:17+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/19/analog-audio-delay-line-expand-your-virtual-3d-sound-space/</loc>
		<lastmod>2008-08-22T00:53:33+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/08/hum-filter-an-ultimate-weapon-to-remove-ac-line-noise/</loc>
		<lastmod>2008-08-22T00:51:15+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/14/small-2-watts-discrete-amplifier/</loc>
		<lastmod>2008-08-22T00:33:50+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/21/using-current-source-to-make-linear-scale-analog-ohm-meter/</loc>
		<lastmod>2008-08-21T15:19:31+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/21/simple-transistor-tester-using-555-ic/</loc>
		<lastmod>2008-08-21T14:54:08+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/21/simple-touch-switch-using-555-ic/</loc>
		<lastmod>2008-08-21T14:25:01+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/21/sound-operated-relay-control-your-disco-light-automatically-by-music/</loc>
		<lastmod>2008-08-21T14:06:19+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/20/avoiding-electrolysis-for-water-level-detector-probes-using-alternating-current-detection/</loc>
		<lastmod>2008-08-20T14:29:41+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/20/single-supply-octave-shifter-a-frequency-doubler-effect-for-electric-guitar/</loc>
		<lastmod>2008-08-20T13:23:37+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/15/adjustable-0-30v-power-supply/</loc>
		<lastmod>2008-08-19T07:48:43+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/14/simple-toggle-touch-switch-using-two-inverter-gates/</loc>
		<lastmod>2008-08-14T05:49:07+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/14/speaker-protector-dont-connect-your-speaker-before-the-amplifier-is-powered/</loc>
		<lastmod>2008-08-14T02:52:45+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/14/regulated-15-15-volts-symmetric-power-supply-from-12-volt-transformer/</loc>
		<lastmod>2008-08-14T00:35:55+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/12/simple-automatic-nicad-nicd-battery-charger/</loc>
		<lastmod>2008-08-12T15:14:25+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/12/simple-humidity-sensor/</loc>
		<lastmod>2008-08-12T12:20:30+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/12/bulk-transistor-tester-an-easy-transistor-gain-classifier/</loc>
		<lastmod>2008-08-12T11:08:40+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/11/capacitance-meter-using-555-oscillator/</loc>
		<lastmod>2008-08-11T03:02:46+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/11/very-simple-touch-switch-using-4050-cmos-buffer/</loc>
		<lastmod>2008-08-11T01:14:55+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/09/simple-symmetric-power-supply-without-center-tapped-transformer/</loc>
		<lastmod>2008-08-09T13:57:51+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/09/ibanez-fat-cat-distortion-pedal/</loc>
		<lastmod>2008-08-09T07:39:04+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/06/electronic-fuse-for-dc-circuit/</loc>
		<lastmod>2008-08-09T06:17:44+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/09/single-input-to-differential-input-adapter-for-digital-voltmeter/</loc>
		<lastmod>2008-08-09T06:12:29+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/04/10-watt-car-audio-amplifier/</loc>
		<lastmod>2008-08-07T00:20:13+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/05/blackbox-sustain-an-audio-effect-for-electric-guitar/</loc>
		<lastmod>2008-08-07T00:18:32+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
	<url>
		<loc>http://freecircuitdiagram.com/2008/08/06/simple-smart-nicad-nicd-battery-charger/</loc>
		<lastmod>2008-08-07T00:16:50+00:00</lastmod>
		<changefreq>weekly</changefreq>
		<priority>0.8</priority>
	</url>
</urlset>
