feed line calculation

The Multi-Band Fan Dipole - How to build a multi-band dipole antenna with a single coax feed. Instructions for a 160M antenna that will fit in the space that a 75M dipole will with almost as good of results as a full size 160M dipole!

Grounding is key to good reception  ^pop - Guidelines to groundings.

What tuners do - How atenna tuners works and what are real effects on feed lines and maximun power output by G3TXQ

Mongolia DX Association - Mongolian DX club with a lot of dx info and an online DX newsletter

Darley Amateur Radio Club Online Exam - ARRL Online practice exam require Java capable browser

Grey Line Map - Earth view, with satellite data provided by The Living Earth.

PA3ANG Online Receivers - Control an ICOM PCR-100 and listen to the audio stream. This web controlled receiver si based in the Netherlands by PA3ANG and offer 10kHz - 1300MHz in AM, FM, FMW

Radioworks - Source for high performance wire antennas, Current-type Baluns, Line Isolators, quality wire antenna parts and accessories.

Belden Wire & Cable Company - Cables for any electrical application, with data sheets, comparisons, and on-line catalog.

Harger Lightning Protection, Inc. - Harger Lightning Protection is a full line supplier of lightning protection and grounding equipment, servicing the lightning protection, communications and electrical industries.

Pryme - Full line of VHF/UHF handheld and and mobile transceivers and accessories

Midland - Midland Consumer Radio, Inc. is one of the most experienced and respected names in radio equipment. Midland offers the broadest line of CB transceivers in the industry, Amateur radio transceivers, VHF marine transceivers, VHF power amplifiers, and RF equipment for the broadcast industry.

Celes Trak - NORAD Two-Line Element Sets, FAQ, and related informations.

Ham Radio - Ham Radio OnLine Magazine

Worldradio Online - WorldRadio Online is a free online monthly magazine published by CQ Communications,

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

HAManuals  ^pop - Ham manuals on PDF Format. Take a tour of manuals on-line.

Amateur Electronic Supply  ^pop - Web site in Milwaukee. Other locations in Wicklife, OH - Orlando, FL - Las Vegas, NV. Carries a full line of amateur radio equipment, antennas, batteries, mics, etc.

ComDaC Radio - Full line Amateur Radio dealer - Alinco, Icom, Kenwood, Yaesu radios, various antenna and accessory manufacturers.

Atlantic Ham Radio Ltd.  ^pop - Canada's premier amateur radio, shortwave radio, scanner, CB, marine and aircraft radio store. A complete line of acessories is also available along with full service and repair facilities.

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!

Universal Radio  ^pop - Online Catalog. All about Radio comms, HF VHF Scanner CB radios, antennas and accessories

MEI Software - The file MEI-10.ZIP contains educational software to evaluate antenna arrays of up to 8 elements. Two types of arrays may be studied: 2D planar arrays (Yagi-Uda, Circular, etc., up to 6 elements) and colinear arrays (up to 8 elements.)

DOS programs by g4fgq - Small collection of DOS antenna design and RF calculations programs

Mac GrayLiner - Displays map of the world, showing day and night areas.