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
Past Circuit Designs
Legacy Projects: Circuits from Our Early Days or Past Circuits We’ve Shared.
500W power inverter circuit using SG3526-IRFP540
This is 500W power inverter circuit that modify from 200W inverter. It use SG3526 and mosfet IRFP540 so high efficiency than transistors,full protection Read more
How to build 200W inverter circuit Diagram project
Imagine you want to go on a forest without normal AC power main. But sometimes you want to use a TV or laptop or electronic maintenance work. A suitable alternative is to use this 200W inverter circuit. First, I recommend Simple working principle of the inverter. If you have understood well. Now, we will learn … Read more
Multi function digital frequency meter circuit 0-100MHz
The Multi function digital frequency meter circuit 0-100MHz, is an instrument that can measurement many things in a single display with LED 7 segment 8 digit. The controls measures sector as well as the display is used a single master IC. Is A good IC of Intersil Corporation. ICM 7226B is a single IC at … Read more
Inverter circuit, 12V to 220V at 500W
This is inverter circuit, 12VDC to 220V 50Hz at 500W power.It easy to make and Low cost. using basic parts transistors 2N3055,IC-4047, Read more