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The Homebrew Slim Jim Antenna Gain - Slim Jim antenna gain

Sugar Delta Italia - The Official Sugar Delta Italy website With all the information about the SD group in Italy.

SD Venezuela - SD venezuela

SD Moselle France - SD Moselle France

SD Pas de Calais France - SD Pas de Calais France

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

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

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

UCSD - University if California San Diego Ftp site

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.

Yaesu  ^pop - Yaesu official web site

USNO Mater Clock Time - Time reference from USNO, USNO Time in Standard Time Zones,USNO Master Clock Time Animated GIF Clocks, Analog Java Clock, Compute Local Apparent Sidereal Time, Check your local System Clock vs. our Master Clock!

WA6ZJG ATV web - ATV web site by WA6ZJG San Francisco USA

OH3TR ATV Pages - OH3RTR ATV Repeater, and some local ATV inventions like a two-stage 23 cm preamp.

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

Atlanta ATV - ATV ham radio group based in Atlanta USA

Meteoritos y Recursos Geol¥gicos del Espacio - Spanish only website with mail list and meteor showers reports.

NASA Astrobilogy - Lots of cool documentation from the astrobiology NASA division, with references to meteors observations

SWISS ATV - International and multilingual amateur television association

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.

LZ1JZ QSL Print services - QSL printing service based Bulgaria and managed by LZ1JZ, offer from single color to full color qsl cards.

NA7EM QSL Card design - Offer custom design and printing of extremely high quality, very affordable, QSL Cards.

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!

Software by Swiss ATV - Small collection by Swiss ATV association

DIGTRX - High definition SSTV software for windows 2000, xp by PY4ZBZ