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How to Make an FM Transmitter | Custom | Maker Pro
https://maker.pro/custom/tutorial/how-to-make-an-fm-transmitter
Using the FM transmitter is fairly easy providing that an external FM receiver is available. Start by choosing an FM frequency on the radio that is empty (to ensure that your transmitter does not interfere with other stations). Then, feed a signal into the FM transmitter such as the audio output of an MP3 player or an electret microphone circuit.
DIY FM Transmitter : 4 Steps - Instructables
https://www.instructables.com/DIY-FM-Transmitter/
Generally, the FM transmitter uses VHF radio frequencies of 87.5 to 108.0 MHz to transmit & receive the FM signal. This transmitter accomplishes the most excellent range with less power. The following circuit diagram shows the FM transmitter circuit and the required electrical and electronic components for this circuit is the power supply of 9V, resistor, capacitor, trimmer …
Easy and Low Cost FM Transmitter DIY Kit - Instructables
https://www.instructables.com/Easy-and-low-cost-FM-transmitter-DIY-kit/
With this DIY kit, you can transmit your voice or audio over an ordinary FM radio within the FM broadcast band. You can use this FM transmitter in two ways: a. Audio transmission using electret microphone: You can transmit your voice to FM radio with the electret microphone. You can also place the transmitter circuit close to any loud speaker so that the microphone picks …
FM Transmitter Circuits - Best Of - ElectroSchematics.com
https://www.electroschematics.com/diy-fm-transmitter-circuits/
Best of Do-it-yourself FM Transmitters 1W FM Transmitter with 4 transistors This FM transmitter circuit uses four radio frequency stages: a VHF oscillator built around transistor BF494 (T1), a preamplifier built around transistor BF200 (T2), a driver built around transistor 2N2219 (T3) and a power amplifier built around transistor 2N3866 (T4).
Simple and Quick FM Transmitter - DIY
https://circuits-diy.com/simple-and-quick-fm-transmitter-diy/
The Mic converts sound waves into electrical voltage which is filtered via a resistor-capacitor network and amplified using the 2N3904 Transistor. The amplified signal is then transmitted for propagation via the antenna. You might be wondering why there is an inductor near the antenna, this goes into the field of antenna matching circuitry.
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