555 timer IC

Frequency Divider Circuit using 555 Timer and CD4017 Frequency Divider Circuit using 555 Timer and CD4017

Frequency Dividers are the circuits which divide the input frequency by n (any integer number), means if we provide some signal…

Magnetic Door Alarm Circuit using Hall sensor Magnetic Door Alarm Circuit using Hall Sensor

Door alarm is a very common and useful device for security purpose. They are used to detect whether the Door is open or closed…

LED Roulette circuit using 555 timer IC LED Roulette Circuit using 555 timer IC

Here, we are going to show you how to make an LED Roulette Circuit using 555 timer IC, before starting the tutorial let you…

Ding Dong Sound Generator Door Bell Circuit using 555 Timer Ding Dong Sound Generator Door Bell Circuit using 555 Timer

Door Bells are available in lot of variations in market which generate different sounds but the most common sound of a Door…

Fridge Door Alarm Circuit using 555 and LDR Fridge Door Alarm Circuit using 555 and LDR

The name of the circuit itself infers the application. This circuit triggers the alarm if the door of Fridge is left open for…

School/College Quiz Buzzer Circuit using 555 Timer IC School/College Quiz Buzzer Circuit using 555 Timer IC

Quiz is an important event in any school/College institution to test the knowledge of the participants. In order to increase…

Simple Time Delay Circuit using 555 Timer Simple Time Delay Circuit using 555 Timer

In this project we are going to design a Simple Time Delay Circuit Using 555 Timer IC. This circuit consists of 2 switches one…

Brake Failure Indicator Project Brake Failure Indicator Circuit

Automobiles have been the primary mode of transportation for most of us and we depend on them for our day to day commute.…

555 Timer PWM Generator Circuit Generate Pulse Width Modulation (PWM) Signal using 555 Timer IC

PWM (Pulse Width Modulation) is a important feature of today’s every microcontroller due to its requirement for controlling…

Bike/Car Turning Signal Indicator Circuit using 555 Timer IC Bike/Car Turning Signal Indicator Circuit using 555 Timer IC

In our daily life we see vehicles turning indicators when they turn left or right. It looks like Simple LED Blinking. But it's…