calculate the length of

Hybrid Antennas - Antennas that use a combination of vertical and horizontal polarisation.

The Gain of the Axial-Mode Helix Antenna - by Dr. D.T. Emerson, National Radio Astronomy Observatory (NRAO++). Antenna Compendium Volume 4, pp 64-68, 1995, published by the ARRL.

Projects and Info Center - Antenna projects and info center by KP4AO, including The Optimized Wideband Antenna (OWA) Yagi and Skyhawk, a state-of-the-art trapless tribander

Charly Alpha Dx Group - Spanish web site of Charly Alpha Dx Group (Italy)

Omega Group - Official web site

Alfa Tango Slovenia - Official Slovenian Alfa Tango web site

Surfing my World - Something aboutme where I come from with interested links and about the Charlie Sierra DX-group.

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

FRR - Romanian Amateur Radio Federation - Federatia RomÈna de Radioamatorism (Romanian Amateur Radio Federation)- The national non-governmental hamradio association in Romania

YO5KAI - CSM Cluj HamRadio Club - CLUJ NAPOCA, ROMANIA - Radioclubul CSM Cluj, Unul dintre -si cel mai mare radioclub din judetul Cluj CSM HamRadio Club of Cluj-Napoca, one of -and the most important- radio clubs in Cluj County, Romania.

The Cumberland Valley Amateur Radio Club - Since 1956, the CVARC has been supporting Ham Radio in South Central Pennsylvania.

San Marino - ARRSM - Associazione Radioamatori Repubblica di San Marino

IV3IPS Website - Audio & Video clips, News, Contest, Links, Download and other.

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

Real-Time Internet Radio - All about live Internet Radio Broadcasting, including links to stations throughout the world and articles on the technologies that make Internet Radio possible.

SDR-Kits.net - USB-Controlled Synthesizer for Softrock RXTX and Local Oscillator Applications

Linux DStar Development - The life and times of development of a Linux D-Star repeater and dplus node.

AMSAT Colorado - The Colorado AMSAT Net Page

Monitoring Times - Monitoring Times, SWL, BCL, montly reports, Broadcast band, satellite television, long-wave coverage, Reviews of new products and radio-related software.

The Raymond Sarrio Company - Over 3500 radio and test equipment manuals, plus an batteries for two-way radios, laptops, and camcorders.

British DX club - Information about the BDXC and how to join, including a club-compiled list giving time and frequency details for all English language dx and media programmes

Weather Satellite FAQ - A comprehensive guide to receive Weather Satellites signals in wefax mode

Antenna Visualization  ^updated - UNIX Application developped at the University of Texas Department of the Computer Sciences, permit to display the radiation pattern and the current magnitude.

GcmWin : Great Circle Map  ^pop - GCM is a freeware great circle map plotting software for windows, you can choose colours, scale, meridians, fields and or squares from the maidenhead locator system.

RadioControl  ^pop - 32-bit Windows software to control multiple radios simultaneously. Beside direct control, it also features frequency and memory management and various scan options. Supported radios range from AOR to Icom and WiNRADiO.