Ham radio isn’t just one hobby. It is a bunch of hobbies ranging from chatting to building things, bouncing signals off the moon, and lots of things in between. Some of these specialties, such as ...

You don’t normally think of a 3D printer as a necessity for an antenna project. However, if you are interested in making a handy portable antenna, you might want to melt some plastic. [N2MXX] has an ...

When an earthquake, flood, or other disaster strikes a region, existing communication infrastructure such as cell phone and radio towers are often damaged or destroyed. Restoring emergency ...

The hy-gain rotor is a very sturdy design that has passed the test of time. Paul Rako takes a look inside to see what makes it endure. 1. The hy-gain HAM-IV antenna rotator used on a VHF TV antenna.

Frequency Modulated (FM) radio has been used for years in high-fidelity music and speech broadcasting, offering excellent sound quality, signal robustness, and noise immunity. Recently, FM radio has ...