The simplicity of a regenerative receiver did not come without problems though. The coupling adjustment became a small variable capacitor in later designs, and this could be found as a ...

There are many ways to build a radio receiver, but most have a few things in common, such as oscillators, tuned circuits, detectors, mixers, and amplifiers. Put those together in the right order ...

There's even a rubberized pad to stop it from sliding across your desk. It's the way this small receiver was designed that makes it that much more awesome. The design resembles a 75% form factor ...