In this post I have explained how to build a simple FM remote control circuit for toggling small AC loads such as lamps, fans etc using an ordinary FM transmitter circuit and a modified FM radio circuit. This remote control system enables the user to get an ON/OFF control on any desired appliance, by simply […]
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2 Simple Infrared (IR) Remote Control Circuits
The proposed infrared or IR remote control circuit can be used to operate an appliance ON/OFF through any standard TV remote control handset. In this write up I have explained a couple of these simple infrared remote control circuits designed for controlling any given electrical appliance through an ordinary or TV remote control unit. Introduction […]
Make this IR Remote Control Range Extender Circuit
In this post I have explained how to increase or extend the range of an ordinary infra red or IR remote control through a 433MHz RF remote control system. IR Range Extender Concept The idea of this circuit is to feed the IR data from an IR transmitter into the transmitter input of an RF […]
GSM Based Cell Phone Remote Control Switch Circuit
This circuit will allow you to control any electrical gadget from any part of the world through your cellphone remotely, that too without spending a penny for the individual commands. Circuit Concept Whether it’s you vehicle, your basement door, your mansion gate or simply the air conditioner of your house, everything can now be switched […]
Xenon Strobe Light Control Circuit
The circuits presented in the following article could be used for generating strobed lighting effect over 4 Xenon tubes in a sequential manner. The proposed sequential xenon lighting effect could be applied in discotheques, in DJ parties, in cars or vehicles, as warning indicators, or as decorating ornamental lights during festivals. A wide range of […]
Laser Beam Light Activated Remote Control Circuit
The following post illustrates a simple light toggled/operated remote control circuit, which can be activated by an ordinary flashlight or more effectively through a laser beam unit (key chain type). The circuit idea may be understood with the below mentioned points: How the Circuit Functions Transistor T3 along with the associated parts and the LDR […]