ic 7400 no tx

W6RCA's No-Tuner, All-HF-Band - W6RCA's No-Tuner, All-HF-Band, Horizontal, Center-Fed Antenna

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.

Short Vertical Antennas and Ground Systems  ^pop - This article describes how an effective ground system can be produced for a short vertical antenna.

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

N. American Data Communications Museum - Telephony technology from telegraph to digital transmission

TI¤RHU Radio Club Heredia Costa Rica - TI¤RHU Radio Club Heredia Costa Rica with ROMEO HOTEL, DX group.

Omega Group - Official web site

Alfa Tango Slovenia - Official Slovenian Alfa Tango web site

Contest Club Finland - Finnish Club dedicated to contest, with awards and reflector

IOTA on 11m - A web site for IOTA reference on 11 meter band.

DX & IOTA News Bulletin - Subscribe now to get CB DX & IOTA News bulletin every 2nd week for free.

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

Friends of Amateur Radio Group FARG. - F.A.R.G. The Friends of Amateur Radio Group Home Page.A fraternal organization dedicated to the advancement of Amateur Radio. Many links , Club roster.

San Marino - ARRSM - Associazione Radioamatori Repubblica di San Marino

OK1CDJ Ondrej - VHF, UHF page, technical articles, projects, datasheets

GeoTool - Pickup truck stake pocket antenna mount by geotool

FR Radio Lab - Magnetic Loop antennas, also availble in parts from japan

Giovannini Elettromeccanica - Quad, Yagi for low bands. Specialist in antennas, supports and moving of medium-large sized radio antennas, professional rotators, masts, towers, and accessories.

Optoelectronics - DTMF, RF, decoders receivers and accessories icluding computer interface boards, frequency counters, tone decoders, spectrum sweeper and nearfield receivers

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.

Electronic Service Pros  ^{updated  pop} - HAM/Broadcast, Modifications & Repair, D-104 mods, TS-830 TS-530 mods

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.

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.