How to Make FM Transmitter

In this article you are going to see how to make fm transmitter. A short range fm transmitter is low power portable fm transmitter which can be make with less number of components . The…

How to make simple Oscilloscope using Arduino

In this article you will see how to make simple oscilloscope using arduino . Oscilloscope is a device which is used to analyse and see the signals . But the device is very much expensive…

SIMPLE MOBILE PHONE DETECTOR

SIMPLE MOBILE PHONE DETECTOR: It is a device that detects the mobile phone which is near to it. It detects based on the frequencies that are generated from the mobile when a call is received…

How to make Audio Amplifier using Transistor

Audio Amplifier : Audio Amplifier is a device which strengthen the weak signal. Usually in audio systems we use amplifiers to drive the speakers of high power rating . Now , in this article you…

Make 12V DC to 220V AC Inverter

Hello guys, In this article I will instruct you to make your own 12v DC to 220v AC inverter with less number of components. In this project I use 555 timer IC in Astable multivibrator…

HOW TO MAKE A SIMPLE INVERTER IN HOME

Introduction to INVERTER: An inverter is an electric apparatus that changes direct current (DC) to alternating current (AC). It is not the same thing as an¬†alternator, which converts mechanical energy (e.g. movement) into alternating current.…

HOW TO MAKE SIMPLE 12V BATTERY CHARGER AT…

Introduction: 12V power supplies (or 12V DC power supplies) are one of the most common power supplies in use today. In general, a 12VDC output is obtained from a 120VAC or 240VAC input using a…