FM Transmitter circuits

Welcome to the FM Transmitter Circuits section of our blog. This curated collection gathers all DIY FM transmitter projects we’ve published — from ultra-simple designs for beginners to more advanced, high-performance circuits. Each article includes detailed schematics, explanations, and tips to help you build, test, and enjoy your own FM transmitter.

Whether you’re experimenting with wireless audio, learning RF basics, or exploring hobby electronics, this is your one-stop resource for FM transmission circuits.

DIY 3-Transistor FM Bug Transmitter Using Piezo Mic

DIY 3-Transistor FM Bug Transmitter Using Piezo Mic

Simple FM Transmitter Using BC547 Transistors

Simple FM Transmitter Using BC547 Transistors

Build Your Own 90MHz Crystal Controlled FM Transmitter

Build Your Own 90MHz Crystal Controlled FM Transmitter

Build a Simple FM Band Transmitter Circuit

Build a Simple FM Band Transmitter Circuit

Mini FM Radio Transmitter

Mini FM Radio Transmitter