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You are here: Home / Archives for Transmitter Circuits

2 Meter Ham Radio Transmitter Circuit

Last Updated on January 25, 2021 by Swagatam 2 Comments

In this post we learn the complete building procedure of a 2-meter amateur ham radio transmitter circuit, using ordinary electronic components and ordinary test equipment. What is 2-Meter VHF Radio […]

Filed Under: Transmitter Circuits

Mini Transceiver Circuit

Last Updated on February 27, 2020 by Swagatam Leave a Comment

A transceiver is a wireless communication device which has its own transmitter and receiver units built-in for communicating with another similar device at some distant location. The user on both […]



Filed Under: Transmitter Circuits

Fiber Optic Circuit – Transmitter and Receiver

Last Updated on January 3, 2020 by Swagatam 4 Comments

Electronic signals have been quite successfully sent for decades through standard “hard -wire” connections, or by using radio links of different kinds which had many disadvantages. On the other hand […]

Filed Under: Infrared (IR), Transmitter Circuits

27 MHz Transmitter Circuit – 10 Km Range

Last Updated on July 3, 2019 by Swagatam 9 Comments

The 10 km range, 27 MHz transmitter circuit explained here uses citizen’s band which consists of 2 main types of users: radio control (R/C) modellists and users of low-power FM […]

Filed Under: Transmitter Circuits

GSM Car Ignition and Central Lock Circuit Using Arduino

Last Updated on September 11, 2019 by Swagatam

In this post we are going to construct a GSM based car security system using Arduino, which can lock and unlock car’s ignition system and central lock by sending a […]

Filed Under: Arduino Engineering Projects, Car and Motorcycle, GSM Projects, Transmitter Circuits

LiFi Internet Transmitter Circuit – USB Signal Transfer through LED

Last Updated on July 27, 2020 by Swagatam 55 Comments

In this post we learn how to transmit Internet data through LiFi using a class D amplifier as the transmitter and an ordinary audio amplifier circuit as the receiver. How […]

Filed Under: Transmitter Circuits



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