Tag: 555 timer – Page 15

You can find here a very useful automatic on and off relay circuit prototype. This circuit is commonly used for many purposes, such as a hea…

The dark activated relay switch is an electrical system that automatically turns on when there is no light and is disabled in the daytime. A…

Flip flop relay is an electrical circuit that acts as a bistable multivibrator it means it has two stable states that are on and off and the…

555 flip flop led is a circuit that is used to produce a blinking effect of light. The circuit can enable more than one ultra-bright white L…

This is a circuit that can be used to flash two 10 watts 12-volt lamps in a car or any vehicle as a circuit for a Car brake light or headlig…

Morning/Sunrise alarm generates beep sounds and LED flashes according to the sunlight. The most fascinating aspect of this circuit is that t…

The sequential sound-activated switch is an electronic device that helps you to turn on or off switches without moving yourself. The sequent…

A real bird sound generator is an electronic circuit that makes the exact sound of a bird. It is a simple circuit that can be used in a wide…

In this tutorial, we are going to make a circuit of Long Duration Timer Using Three 555 ICs. You can make a good timer circuit by just using…

In this article, we are making a project on Low Battery Cutoff For 6V Batteries Using 555 IC. This circuit will disconnect the battery when…

In this tutorial, we are making a Smart Universal Automatic Battery Charger. This charger will charge all your rechargeable batteries automa…

Today we are going to demonstrate one of the easiest heat or temperature sensor alarms. The most interesting feature of this circuit is that…

In this circuit, we are making a project of a water alarm circuit using 555 IC. It will produce a sound alarming you when the water reaches…

#555 timer