The post explains how to build a simple 12V solar charger circuit with boost converter capable of charging 12V battery from a 3V solar panel. A Solar Charger excellent for […]
Simple 100 watt to 500 watt Inverter Circuit
The purpose to build a simple 100 watt to 500 watt inverter circuit is to apply power on various electronic devices like computer, television, tapes and so on. The principle […]
Simple Telephone Amplifier Circuit
This telephone amplifier circuit saves the trouble of holding the telephone handset while talking. It is also very useful when a group of people want to listen to the telephone […]
Simple Wheel RPM Meter Circuit
In this post we learn how to make a simple wheel RPM meter circuit for calibrating the RPM in crucial machines which require precise RPM settings. All types machine wheel […]
Make this Quadraphonic Sound System Circuit
Quadraphonic Sound System (4 channel Sound) circuit is the most sophisticated sound system and gives a true feeling of music. Monophonic sound system is the simplest of all the audio […]
How to Test a SCR
In this post we learn how to test a SCR whether it’s good or bad using a couple of simple circuit implementations Simple SCR testing circuit Referring to the diagram […]