If you want to listen to satellites, you have to be able to track them as they pass over the sky. When I first started tracking amateur satellites, computing the satellite’s location in the sky was a ...

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.

Q I live in the San Francisco Bay Area. What outside antenna do you recommend? — M.G., Sunnyvale A No matter where you live, a large, directional outdoor antenna with a rotor (to turn it toward the ...