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Category Archives: LED Circuit

12v Battery Voltage Monitor circuit with LM339 comparator March 17, 2010
Posted in Battery Charger, LED Circuit, Power supply, Switch circuit.
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Photodetector circuit with BP103 Phototransistor Siemens January 12, 2010
Posted in LED Circuit, Light Circuit.
1 comment
230 VAC LED lighting solution Circuit June 21, 2009
Posted in LED Circuit.
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12 Segment LED Display Counter with IC 4040B June 17, 2009
Posted in LED Circuit.
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7 Segment LED Display Counter June 17, 2009
Posted in LED Circuit.
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40 LED bicycle Tail Light Project June 14, 2009
Posted in IC555 circuit, LED Circuit.
3 comments