PROS (Pioneer Radio Operators Society) is conducting a Laurel VEC test session with help from Devin Moyer, whose call sign is KC2RTE.

After a 14-year run at crosstown rival 99.7, DJ E-Rock is set to make a highly anticipated return to San Francisco’s Wild 94.9. Starting Friday, Jan. 10, the popular on-air personality, whose real ...

Signals from deep space will show a drift in frequency due to the changing relative velocity between the transmitter (perhaps on a spacecraft or another planet) and the radio telescope on the Earth.