antique radio antenna

The Homebrew Slim Jim Antenna Gain - Slim Jim antenna gain

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.

IARU Web Site - The International Amateur Radio Union

Royal Signals Amateur Radio Society - The Amateur Radio Society of ROYAL SIGNALS (British Army), 1550 Members. MERCURY Journal issued three times a year (Editor G3NVK) Regular (daily) Nets. Awards and Contests. Own QSL Bureau. E-mail List Server open to all. Regularly updated Web Site (Web Master G3NVK) includes EASYMAIL facility, Guest Book, Photo Gallery, Society Rules, Military Museums.

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

FCC's Amateur Radio page - Amateur radio Services by the Federal Communications Commission.

US Amateur Radio Frequency Allocations - US Amateur Radio Band Plans by ARRL

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

Dunestar Systems - Manufacturer of single band and multiband transceiver bandpass filters for HF. High pass filters, two radoi headphones mix and switch, 6 meter portable antenna, antenna remote switching and steering.

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.

Antenna Rotator System  ^pop - The ARS will allow to control any antenna rotator (Azimuth & Elevation) from a computer. Even if you are only interested on HF arrays, the ARS will allow it. Supported from most programs as CT for DOS, tracking programs.

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

Beginners Guide to Ham Radio  ^pop - What is Amateur Radio ?. Things you can to do with amateur radio.

Introduction to packet radio - Why Packet Radio? Could be, You are Missing Something Funm, by Greg Jones, WD5IVD

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.

DRAO 10cm SOLAR RADIO NOISE PATROL - A graphic presentation of the 10cm solar flux index for the previous eight hours, along with links to copious archival information for previous months and years.

Introduction to HF propagation - An Introduction to High Frequency Radio Propagation by IPS Radio & Space Service

Radio Propagation - Spread Spectrum Scene. Radio Propagation notes, with downloadable files.

Muir Communications Ltd - Victoria BC. - Amateur Radio and 2-way commercial Radio Dealer. Sales and service for ICOM Radio Products. CB Radios, antennas and installations. Spread Spectrum Radio modems.

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!

QRZ Cdrom Shareware - Shareware and Freeware HAM radio software by QRZ.COM

Radio Propagation & Diffraction Calculator  ^{updated  pop} - This is a radio frequency propagation calculator for the transmission path between an RF transmitter and a receiver.