Artsci Publishing
CFR 47 Part 97 Amateur Radio Service Rules
Communications System Design
CQ Amateur Radio Magazine
GPS World
Ham Radio Online Magazine
Ham University -- What is it?
Heathkit virtual Museum
Microwave Journal
Near-Real-Time MUF Map
NewsLine Amateur Radio News
Nuts & Volts Magazine
QEX Magazine
Sat Elements
U.S. Amateur Radio Callsign Lookup
VHF Communications Magazine