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Transmitter Circuits

1.5 watt Transmitter Circuit Diagram

Last Updated on January 17, 2025 by Swagatam 19 Comments

1.5 watt transmitter circuit

This little transmitter will allow you to communicate, chat, send music transmission on any standard FM Radio tuned within the existing band, across a radial distance of not less than 500 meters or half a kilometers. Warning: Using this transmitter could be illegal in your country or area, take appropriate permissions before indulging. How it […]

Filed Under: Transmitter Circuits Tagged With: Transmitter, Watt

Simple TV Transmitter Circuit (Audio and Video Combined)

Last Updated on November 24, 2024 by Swagatam 20 Comments

TVtransmittercircuit

The TV transmitter circuit presented in this post incorporates the European standard FM frequency for audio and Video up-links. Referring to the circuit below, Q1 is configured as a preamplifier for amplifying the audio input to be modulated. Circuit  Description Q2 is fundamentally responsible for conducting a couple of important functions: It amplifies the carrier frequency […]

Filed Under: Transmitter Circuits Tagged With: Audio, Combined, Simple, Transmitter, TV, Video

Long Range Transmitter Circuit – 2 to 5 Km Range

Last Updated on February 1, 2020 by Swagatam 179 Comments

The proposed long range transmitter circuit really is very steady, harmonic free design which you can use with standard fm frequencies between 88 and 108 MHz. Technical Specifications of the Transmitter This will likely encompass 5km spectrum (long range). It includes an extremely consistent oscillator for the reason that you employ LM7809 stabilizer that is […]

Filed Under: Transmitter Circuits Tagged With: Long, Range, Transmitter

Stereo FM Transmitter Circuit using IC BA1404

Last Updated on October 6, 2019 by Swagatam 52 Comments

stereofmtransmittercircuit

The following posts explains how to build a simple to build FM stereo transmitter circuit using IC BA1404. About the IC BA1404 An exceptional stereo audio FM wireless transmitter circuit is presented below. The circuit relies upon the IC BA1404 from ROHM Semiconductors. BA1404 is a monolithic FM stereo modulator which includes integrated stereo modulator, […]

Filed Under: Transmitter Circuits Tagged With: BA1404, FM, Stereo, Transmitter

FM Wireless Microphone Circuit – Construction Details

Last Updated on November 8, 2023 by Swagatam 45 Comments

fm 2

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 wireless mic at home can be real fun, here I have explained one such simple project which can be used for recording and paying back […]

Filed Under: Transmitter Circuits Tagged With: Construction, Details, FM, Microphone, Wireless

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