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Amateur Vertical Antenna Calculator  ^{updated  pop} - This calculator is designed to give the vertical length (height) of a particular antenna, for the frequency and wavelength chosen.

902 MHz Quagi - 902 MHz Quagi Art W0BA

Martlesham DX and Contest Group - The Martlesham DX & CG was founded off the back of a group of keen UK contesters who wanted to do a serious effort in CQWW contests - WPX and CQWW SSB. G0KPW - M6T - M7T - M8T

ITU official web site - The ITU, headquartered in Geneva, Switzerland is an international organization within which governments and the private sector coordinate global telecom networks and services.

ARRL new Hams Page - Welcome to Amateur Radio (HAM RADIO), by ARRL. A good Starting point for novices.

Davis RF - provide electronic and electrical wire, cable, RF connectors, DSP audio filters, rope, non-conductive guy cables for aerial or tower support; plus sundry aerial related parts

Max-Gain Systems, Inc. - Fiberglass for the antenna builder, Antenna Mart quads, Bandmaster quads, transmitting components, vacuum capacitors and relays, tower accessories, gin poles, remote RF coax switches, rotating side mounts, quad spreaders, quad parts, bristol wrenches, doorknob capacitors, transmitting electron tubes, and much more!

Repeater Controllers and Accessories - Arcom is your home for state-of-the-art repeater controllers and accessories.

Getting Started with Sound Card Digital Modes - Setting your Amateur radio station up to operate the wide range of modern radio software which uses the PC sound card to generate and receive signals. Murray Greenman ZL1BPU

Amateur Television Quarterly - Publication for the video aspects of ham radio

Digital Communications Conference - Hams convene each year at a Digital Communications Conference to evaluate and further the state of the art. TAPR's webserver provides conference papers from previous DCCs as well as information about the upcoming DCC.

SPRE Home Page - The Spartan Packet Radio Experiment (SPRE) is an Amateur Radio (Ham radio) communications experiment. The primary mission was to test satellite tracking using amateur packet radio and Global Positioning System (GPS). SPRE was developed and built by the University of Maryland Amateur Radio Association (UMARA) with assistance from NASA, volunteer engineers, and volunteer software professionals.

AMSAT New Zealand - AMSAT New Zealand

Sunrise, Sunset, Moonrise, Moonset, and Twilight Report - U.S. Naval Observatory, Sunrise, Sunset, Moonrise, Moonset, and Twilight ,Moon Illumination, Positions of the Sun and Moon , Eclipses

A & K Graph by WN6K - Latest solar charts by WN6K, wit A & K Indexes.

CQ TV - British Amateur Television Club CQ-TV on-line magazine, it publishes articles on amateur television and related topics four times a year.

Passport to world band radio - "Passport to world band radio is the world's #1 selling shortwave publication. It zeros in on news, sports and entertainment from Afghanistan to Zambia, and includes award-winning ratings of world band radios and ""how-to"" articles by experts."

Radiodan - W7RF - BIRD RF power measuring, new and used, HENRY RF power amplifiers (used HF amps), TOHTSU coaxial relays, SAMLEX power supplies, RFI chokes reduce interference, Parts parts, tubes, Used amplifiers, radios, antennas and accessories, Los Angeles, CA.

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

Surplus Sales of Nebraska - 3000 page mega website for Radio Amateurs, builders, radio broadcasters, manufacturers and individuals around the world. We cover any RF part you can think of from vacuum capacitors to rf connectors to transmitting doorknob caps to roller inductors.

Kamko QSL cards - QSL cards by Kamko, samples, order form.

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!

The Voice of Israel - In Israel Club you will find live audio broadcasts from Kol Israel ( the Voice of Israel), daily news updates, special programs.

Trans World Radio - Trans World Radio has been a part of Guam since 1975 when our MW (AM) station (KTWG) first took to the airwaves. Our Shortwave station (KTWR) has been on the air continuously since 1977.

Coaxial cables attenuation charts - Coaxial cables attenuation chart