About this document
3V FM Transmitter Circuit Guide by peter.gomes20087216 is a document available to read on EtoBox.
This document provides instructions for building a simple 3V FM transmitter using basic electronic components. The transmitter can transmit over 300 meters in open air and penetrate three floors of an apartment building despite its small size and low power. It operates by using an electret microphone to amplify audio signals, which are then used to modulate the frequency of a tank circuit oscillator around 100MHz to produce FM radio waves. Proper assembly and tuning of the trim capacitor are described to en
- Author
- peter.gomes20087216
- Language
- EN