6 Simple Logic Probe circuits ideas
Logic probe circuit is useful tool to check digital. As meter is used to measure power in electrical. it used for detect logic “1” and “0” or pulse[…] Read more
Meters & Detectors
Lie detector circuit
See and try building Lie detector circuit. The resistance of human skin using transistors and LED displays is small and easy application. Read more
3 Over & under voltage protection circuit for Induction Motor
These are over voltage and low voltage protection circuits, first is simple use LM324 and relay, second is LM393, timer delay IC. both to protect any load. […] Read more
Simple Light meter circuit You can do!
There are many ways to build a light meter circuit. It is a tool to measure the quantity of light, widely used to a photography, To decide the correctness of the exposure.Sometimes, we are use with other works, such as my son likes to use in science experiments, which do not need to have high … Read more
3 Simple AC Wattmeter circuits
If you are looking for AC power measurement. To use it just a little, which is not worth it. When we need to buy an expensive tool. Because use little does not need high accuracy. I would like to propose the concept of wattmeter circuit in such a way easy as it was.I collected all … Read more