FM transmitter circuit diagrams
FM Stereo Transmitter
This is a small stereo FM transmitter. Output can be tuned from 88to 108Mhz and the transmitter can be battery powered or be used with the low voltage power supply on this page. Read more...Portable FM Transmitter
A portable FM transmitter that can be used to replace a FM microphone. Read more...30 Watt VHF Amplifier
The 30 watt amplifier schematic shown below provides an appropriate power boost with an input of 4 watt up to 6 watts. The circuit is designed to cover 88-108MHz FM Broadcast Band. Read more...2 Transistor FM Transmitter
This circuit may be tuned to operate over the range 87-108MHz with a range of 20 or 30 metres. Read more...FM Transmitter Circuit
An low power FM Transmitter using an op-amp as the audio preamp and a single transistor as the RF amplifier. Read more...Long Range FM Transmitter
With a good matching 50-ohm ground plane antenna or multi-element Yagi antenna, this transmitter can provide reasonably good signal strength up to a distance of about 2 kilometres. Read more...4 Transistor Transmitter
This circuit provides an FM modulated signal with an output power of around 500mW. Read more...
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