Circuit Project Electronic

solar cell LED lamp with LDR photo cell and extra capacitor
Monday, April 6th, 2009

Reverse engineered circuit diagram of one more commercially produced solar lamp. This one is very similar to the one above, but it is brighter and contains an extra capacitor. [...] Link

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LED Tone Generator with IC NE555
Monday, December 15th, 2008

This circuit use test waves light receiver signal pulse change LED1. For R1 and C1 be formed control the rate pulse of the circuit. Besides equipment all value in the circuit will give the rate pulse about 600Hz.
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Single LED GATE Flasher with IC 4011
Saturday, November 29th, 2008

This is circuit Single LED GATE Flasher by 4011
Flash = 1Hz , IC 4011 ’s Input pin 1 for Control LED ON or Flasher.
Logic = Low (LED ON) , Logic Hi = LED Flasher.
I like this circuit because it is easy to make.
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