If you didn’t, you needed an antenna rotator. These days, rotators are more often found on communication antennas like ham radio beams. For terrestrial use, the antenna only needs to swing ...

A rotator design has to consider bearings, weather exposure, all kinds of loads, not just rotational. And usually a brake is required to keep the antenna pointed in windy conditions. There’s ...

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. While this setup captivates the antenna mast in the base, the HAM-IV is ...

Cobham is presenting the antenna as an alternative to using the satellite communication network. The two to 30 MHz ½ loop Wide Band HF antenna allows for users to share images and videos ...