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Precision Current Sink

February 5, 2010 Circuitguy 0

This a a simple circuit for precision current sink. This circuit uses two kinds of transistor, 2N2219 bipolar transistor and 2N3069 JFET because both of […]

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Soft Light Dimmer

February 5, 2010 Circuitguy 0

This is circuit of soft light dimmer. This circuit uses the IGBT STGP10N50A and the TS555 timer as main components. Here is the circuit: The […]