Chapter 84 (page 1182) of the Communications Handbook is an excellent reference for propagation models. It discusses both the simple and the complex models. It includes coverage of the Okumura, Hata, ...

The American Radio Relay League (ARRL) publishes a weekly report on RF propagation in the The K7RA Solar Update. Last week's report had an interesting section on TV DXing (receiving distant TV signals ...

Interference between DTV and analog stations sharing the same channel was back in the in the news this summer when WBOC in Salisbury, Md,. reported problems with interference from WHRO-DT in Hampton ...

A drawback to standard VHF radio communication is that it is limited in range to little more than line of sight. Unlike HF and lower frequencies, VHF’s transmitted waves propagate minimally around the ...

Nick’s Signal Spot is a new feature in which Nick Langan explores RF signals, propagation, new equipment and related endeavors. For VHF FM radio and TV long-distance signal reception enthusiasts, or ...