Surge protection circuit for power supplies
The surge protection circuit important! Sometimes, our electrical appliances may damage easily by little high voltage surges. We can protect this problem.
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June 26, 2017
3 Simple transistor tester circuits
This is the Transistor tester circuit into PCB. When your project do not works, the tester electronic parts or component be what need very much.
June 3, 2017
Cheap siren with nand gate IC
This is a siren sound generator circuit. Which is less expensive and can create simple. The IC1 is using CD4011 (Digital Nand Gate) and the IC2 is CD4046. Operation of…
May 13, 2017
4 Gate Tone Generator Circuits using IC-4011
Here is the tone generator circuit,it is small size. I use IC digital CMOS 4011 quad NAND gate.
May 6, 2017
Two LED Flasher using Gate of IC 4011
IF you want the small circuit two LED Flasher, I show this circuit. The important part of the circuit is IC 4011 again, I used gate of IC 4011 (see…
April 22, 2017
