House FM Transmitters Archives

FM wireless microphone circuit diagram

Last Updated on: July 22, 2024 by Apichet Garaipoom

Two Transistors FM Wireless Microphone circuit

This is a FM Wireless Microphone circuit Which we add one transistor in the RF amplifier. So this circuit have two resonance circuits and also two trimmers. This cause have Higher efficiency and transmission far up. Read more

1.5V FM transmitter circuit, 88-108MHz using transistors

Last Updated on: August 16, 2022 by Apichet Garaipoom

These are four 1.5V FM transmitter circuit (low volt) which use transistor and a few parts, without PCB but easy to build for output 88-108MHz or 90-100MHz, more circuits below […] Read more