Non-contact AC voltage detector circuit using CD4060
This non-contact ac voltage detector circuit, using digital IC CD4060 as main components and resistor and LED display only. it is use 9V battery as power supply.
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December 6, 2018
Blinking 2 LED circuit using NPN transistors
I like Blinking 2 LED circuit using NPN transistors. We normally see it in a lot of circuit as oscillators and LED flahser.
December 1, 2018
Sawtooth wave generator circuit using UJT
This is Sawtooth wave generator circuit using UJT transistors is easy. to connects with VR1(potentiometer), VR2 and C1. adjust frequency and waveform out
December 1, 2018
Sawtooth wave generator circuit using UJT
Transistor Crystal Oscillator circuit ideas
If you are looking for a constant frequency generator that easy and inexpensive. Here are the transistor crystal oscillator circuit ideas. They may help you works finish. Since 30 years…
December 1, 2018
transistors crystal Oscillator circuit
Simple long duration timer circuit
The Simple long duration timer circuit using OP-AMP, If build the RC timer only that long time delay we need too many resistors and capacitors may be error [...]
November 29, 2018
Simple long duration timer circuit