5.0 radio

UALR Call Sign Search - University of Arkansas at Little Rock's, U.S. Amateur Radio Callsign Lookup Page.

Canadian Amateur Radio Callsign Database - Search engine is provided by Radio Amateurs of Canada.

The Radio Amateur Satellite Corporation - AMSAT NA official web site.

Jefferson County Amateur Radio Club - Jefferson County Amateur Radio Club - Arnold, Mo

Slovenia - ZRS - Zveza Radioamaterjev Slovenije

10-10 FTP archive - Ham radio related anonymous ftp site by 10-10

UCSD - University if California San Diego Ftp site

Radio Gateway by IKXHT - "The project ""Internet on the Air!"" Radio Gateway project"

Ruzber Antennas - Ham Radio Vertical HF multiband antennas manufacturers based in Spain

Kantronics - Kantronics produce Modems, Tnc, Kam, Marine, wireless modems. Packet radio communication devices, HF E-mail, paging, GPS tracking, weather data gathering, or wireless data transmission.

Lazy Dog Engineering LLC - Manufacturer of software-defined radios and portable antennas

West Devon Repeater Group Web Site - English ham radio group devoted to ATV

Atlanta ATV - ATV ham radio group based in Atlanta USA

Deutscher Amateur-Radio-Club e. V. Priority listing - German ATV Club

HF-FAX - The home of Radio Facsimile wefax & SSTV.

Near-Realtime MUF indicator  ^pop - This is a highly informative map that can be used by amateur and professional radio communicators to determine maximum usable frequencies for any world-wide path at the indicated UTC (Zulu) time.

SHF MICROWAVE PARTS Co. - Microwave parts for ham radio and experimenters.

Antique Electronic Supply - Antique Electronic Supply has a complete line of vacuum tubes. We feature Svetlana vacuum tubes for amateur radio, broadcaasting and audio applications. We have over 700,000 new old stock tubes to choose from. We also have a complete line of transformers, featuring Hammond and One Electron. Capacitors, resistors, parts, books, etc. Most orders shipped within 24 hours. Major credit cards accpeted. E-mail for free catalog!

Antenna Maker  ^{updated  pop} - Antenna design program for Quads, Yagis, Inverted Vees, J-poles, Trap Dipoles and more.

Antenna Software at QRZ.com  ^pop - Large collection of radio related software at QRZ.com web site.

Quickyagi - This is the place for downloading the latest DOS version of Quickyagi the freeware yagi modeling program with auto-design & optimize.

EZLog - Amateur radio log by WN3WVG

SSTV FAX WX Software  ^pop - A very clomplete ham radio software collection for SSTV, FAX, and WX

Coaxial Cables - The finest premium coax in the most popular types. Coaxial cable types.

K1TTT Technical Reference Priority listing - Technical reference about Accessories, Amplifiers, Antennas, Cable and Connectors, Filters, Geography, Grounding, Gunk, Matching Networks, Projects, Propagation Info Radios, RFI/EMI, Rotors, Station Setup, Towers.