Ham Radio

N5SDZ's Call Sign Lookup
FCC FTP files for callsign databases
Federal Communications Commission
US Repeaters
Univ. of Ark. at Little Rock's Amateur Radio Club Home Page
QRZ is an excellent resource

Universal Radio
eham Reviews

History of the Radio

AARAI - Adventist Assocation of Radio Amateurs International
Photo at Dayton Hamvention - May 17, 2008