These days, rotators are more often found on communication antennas like ham radio beams. For terrestrial use, the antenna only needs to swing around and doesn’t need to change elevation.

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 ...

Posted in Arduino Hacks Tagged antenna rotator, arduino, ham radio, Motor control, rotator. The Evolution Of A DIY Circuit Board Plotter. August 31, 2016 by Gerrit Coetzee 23 Comments ...

Along with a high-frequency antenna, Koodur also has a high-end, sophisticated ham radio transceiver. Bhat said he has made contact confirmation with members from more than 230 countries, and has ...