Single Transistor Audio Amplifier

In this article, you will learn how to make an audio amplifier using single transistor. An audio amplifier is an devices, which strengthen the low voltage signal to high. Components Required : Speaker 8 Ohm 2N6292 Transistor Breadboard 3.5mm Audio jack 22uF capacitor 2.2k Ohm Resistor Simple Audio Amplifier Circuit … Read more

IR Controlled Water Supply

ir controlled water supply

This article is about IR controlled Water Supply, which is simple to build. This circuit is used in Restaurants and homes at automatic water supply or flush. Lets take one scenario to understand clearly. Automatic water supply will turn ON when you place hands ahead of a tap. When you remove hands, … Read more

How to Make 12V to 220V Inverter Circuit

12v to 220v inverter circuit

Make 12V DC to 220V AC Inverter In this article, you will see how to make a 12v to 220v inverter circuit using 555 timer. This article consists of all details to make 12v to 220v inverter. Before getting started you must know what is the inverter and how it works. … Read more

How to Make Cell Phone Signal Jammer

How to Make Cell Phone Signal Jammer, In this article, you will learn how to make a cell phone signal jammer using 555 timer with less number of components. This circuit is very efficient to jam the signal of all signal bands of mobile communication. Cell Phone Signal Jammer Circuit: Components … Read more

How to Make FM Radio Circuit

fm radio circuit

How to Make FM Radio Circuit In this article, you will learn how to make an FM radio circuit easily at home. This FM radio circuit is highly efficient with a clear audio output. You can adjust the frequency to any required frequency of FM station. This circuit is capable … Read more

LED Chaser Circuit

In this article, you are going to learn how to make a led chaser circuit with 8 different effects. Led Chaser is a circuit which blinks LEDs in a particular frequency and particular pattern so that it provides the effect of illusion, LED are moving. These LED chasers are used in … Read more

Regulated Dual Power Supply

dual regulated power supply

Regulated Dual Power Supply In this article, you will learn how to make a regulated dual power supply that generates regulated +12v and -12v from AC mains supply. This type of supply is very much required while we are using op-amps. Since op-amps are used in many analog circuits, this regulated … Read more