In this post we discuss the pinout assignments and functions of the popular 433 MHz RF remote control module from HOLTEK. RF 315 MHz / 433 MHz Transmitter-receiver Module for […]
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FM Wireless Microphone Circuit – Construction Details
A wireless microphone is a portable electronic microphone which allows the user to transmit its voice to an amplifier without any wire connection, hence the name wireless microphone. Making a […]
Remote Control Circuit Using FM Radio
In this post we will learn how to build a simple FM remote control circuit for toggling small AC loads such as lamps, fans etc using an ordinary FM transmitter […]