Types of Resistors and Their Functions

Different types of resistors with pictures, symbols,function and uses Resistor is an electrical component that regulates or limit the flow of electrical current in a electronic circuit. Resistors can also be used to provide a specific voltage to active a device such as a transistor. It is most commonly used components in all types of […]

CD 4017 IC-Decade Counter


CD 4017 IC-Decade Counter IC CD 4017 is a CMOS Decade counter. This IC is mostly used for low range counting applications. It  counts from 0 to 10 (the decade count).  It can count from zero to ten (0-10) and its outputs are decoded. IC CD 4017 takes less space and saves time to build […]

The 555 Timer IC Working and PIN Diagram

The 555 timer IC: working and pin diagram The 555 timer IC is a most common used ic in electronics projects. It is a simple integrated circuit involving a single 8-bit micro-controller and some peripherals or a complex one involving system on chips. 555 timer ic provides time delays as an oscillator and as a […]

Automatic Fire Alarm Circuit

A Circuit that detects the fire and activates the Siren Sound or Buzzer is called Automatic Fir Alarm Circuit. It is very very important devices to detect fire in time and prevent damages to people or property. It is a part of security system which protects people and precious property like bank, home and accounting […]

How to Connect a CAR Battery | Polarity Checker

How to connect a car battery or DC Circuits In this article we will teach you how to connect a car battery. Polarity tester electronics circuit that will easily test the polarity of a DC source. Components needed and  connection diagram is given below. Is is easy to test the polarity of a circuit’s point […]

1.5v DC to 220v AC Converter

12v to 220v Ac inverter

DC to AC Power Converter are often needed at the places where it is not possible to get AC supply. DC to AC power converter circuit is used to convert the DC power to AC power. In this article we are going to make 1.5v DC to 220v AC. Converters can be of two types […]

Traffic Lights Controller Project

Traffic Lights controller are used to control the vehicular traffic on the road. In the modern age, almost everyone has different types of vehicles that become the cause of traffic problems. That is why traffic lights signals are compulsory to avoid the traffic jams on the roads. There are three signals lights in the traffic […]