A circuit that responds to a clap sound to switch on or off is called a simple clap switch, and it uses a speaker as a microphone. Because speakers and microphones have extremely similar constructions and may be used interchangeably for this purpose the speaker is employed as a microphone in this circuit. Circuit Working: […]
Remote Control Circuits
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Simple Clap Switch Circuit using Speaker as MIC
This post shows you how to build a special circuit that turns things on or off with a clap! It uses a regular speaker as a microphone to pick up the sound of a clap, and then turns a switch on or off based on that sound. This can be a fun way to control […]
Flashlight Activated Remote Control Circuit
Building a remote control circuit that can be switched on with a flashlight is explained in this tutorial. It uses a light sensor which is constructed using a transistor and a specially designed light detector LDR to receive light from the flashlight. The article provides detailed instructions on how to build a flashlight activated remote […]
Simple Infrared (IR) Remote Control Circuit
The article teaches how to build a circuit that can control fans, TVs and lights with any remote control. An old remote control that is lying around the house can also be used. This is a fun do-it-yourself project that makes this electronics hobby much simpler. What is a Infrared IR Remote Control Circuit: An […]
220V Power Line Communication Remote Control Circuit
Our houses already use electricity to carry signals besides just power. This post shows you how to build a remote control that uses the electricity in your walls 220V to send signals. It works for short distances inside your house or apartment because the signal is at a much higher frequency 5 kHz than the […]
Clap Switch Circuit using 555 IC and Relay
A simple and easy electronic project that uses sound to control 220V AC appliances is the clap switch circuit. We can help you in building each steps for clap switch circuit with a 555 IC and relay in this post. What is a Clap Switch Circuit using 555 IC and Relay: A 555 IC and […]