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
With a single clap we can create a special circuit in this article that turns an object from ON to OFF! It uses a standard speaker as a microphone to pick up claps and use that information to turn a switch ON or OFF. Hand sounds alone are used to control lights or toys which […]
Flashlight Activated Remote Control Circuit
This tutorial show how to make a Flashlight Activated Remote Control Circuit. We can turn it ON using flashlight. It uses light sensor and this sensor is made with one transistor and special LDR that sees flashlight. This article tell step-by-step guide how to build flashlight remote circuit and how to use it. What is […]
Infrared (IR) Remote Control Circuit
This Infrared (IR) Remote Control Circuit show how to make circuit to control fan, TV, light with any remote control. We can use old remote from home also. It is fun DIY project which make electronics hobby more easy. What is a Infrared IR Remote Control Circuit: Infrared remote control circuit is electronic circuit it […]
Simple 220V Power Line Communication Remote Control Circuit
Simple 220V Power Line Communication Remote Control Circuit is simple remote control circuit. It uses 220V power line to send signal. There is no need of extra wire. This circuit is good for use at homes and short distance because signal uses high frequency of about 5 kHz and is not same like normal electric […]
Clap Switch Circuit using 555 IC and Relay
Clap Switch Circuit using 555 IC and Relay is small and easy project. It uses sound like clap to turn ON and OFF the 220V AC things like fan, light etc. In this post we can help to make each part of clap switch circuit by using 555 timer IC and one relay for this […]