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RF Remote Control Encoder and Decoder Pinouts Explained

In this post we discuss the pinout assignments and functions of the popular 433 MHz RF remote control module from HOLTEK. RF 315/433 MHz Transmitter-receiver Module for Remote Control Application Making your own universal remote control systems today is very easy. Such procure the relevant chips, assemble them and here goes, your hi-tech remote control … Read moreRF Remote Control Encoder and Decoder Pinouts Explained

FM Wireless Microphone Circuit and Functioning

Making a wireless mic at home can be real fun, here we learn one such simple project which can be used for recording and paying back your voice wirelessly. Introduction Cordless microphone and amplifier units are generally used during public address programs, stage entertainment programs or in all forms of occasions where voice signals are … Read moreFM Wireless Microphone Circuit and Functioning

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 circuit and a modified FM radio circuit. Introduction Remote control circuits are not so easy to build as they incorporate critical inductor stages and also, … Read moreRemote Control Circuit Using FM Radio

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