MP3 Player Circuit

It is always interesting to build things that could be used in our day to day life and it gets more interesting when the same...

1W LED Driver Circuit

High Power LED lights have lots of applications starting from Emergency lights to Head Lights in some expensive cars. These...

Simple FM Transmitter Circuit

Building an FM Transmitter and broadcasting our own signals on the air is really a fun project to do.  Especially, with this...

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Zener Diodes

Introduction

Diodes generally are known as a device that allows the flow of current in one direction (forward biased) and...

PNP Transistors

The first bipolar junction transistor was invented in 1947 at Bell laboratories. “Two polarities”is abbreviated as bipolar,...

NPN Transistors

The first bipolar junction transistor was invented in 1947 at Bell laboratories. “Two polarities” is abbreviated as bipolar,...

Voltage Multipliers

Voltage Multipliers are the circuits where we get very high DC voltage from the Low AC voltage supply, a voltage multiplier...

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