Building radio receivers from scratch is still a popular project since it can be done largely with off-the-shelf discrete components and a wire long enough for the bands that the radio will receive.

To build this simple radio transmitter, you will need to gather the parts such as a 9V battery, a clip, wires, a prototype board, a trimmer capacitor, a resistor, an audio plug, etc. From tools, ...

A recent commentary in Radio World — an industry publication dedicated to radio engineering at radioworld.com — brought up something I have been wondering for many years: how does adding a low-powered ...

In the video below, the process of making this simple radio FM transmitter is explained in details. The project starts with wiring the mono phone plug to an audio source like an mp3 player. Once ...