LED Chaser circuit using 4017 and 555
If you want to build a 10 LED Chaser circuit we suggest this circuit first. It uses popular IC is a simple and affordable IC-4017_decade counter and IC 555 […] Read more
Lightings
Automatic Solar Light circuit
This is simplest automatic solar led light circuit that my son try to make it for basic small solar charger. to use 2 x AA NI-MH battery total 2.4V Read more
Simple 1.5V LED Torch circuit
The 1.5v led flashlight circuit which also use single AA 1.5V battery. But few parts. Such as we use one transistor only. And all other parts of 5 pcs only […] Read more
4 ideas of One LED flasher circuits using transistor, IC, UJT
These circuits are simple One LED flashers that use transistors as the main (first circuit), the transistor UJT (second circuit) and IC Op amps (the Third), Read more below. Using transistors as base The capacitor C1.Resistors R1 frequency generator to Q1. Which acts as a switch.then used Q2 to be the current increase. Operation of … Read more
24 LED Decorative light circuit using NOT Gate
I am going to show you, LED Decorative light circuit. Do you like a LED blink or running light? I like a circuit like this. Although you will do not build it now. But it also a good teacher, right? If you have ever been to use a LED flasher. Some may wonder how the … Read more