wide band

Understanding the Hexbeam - G3TXQ pages focuses on understanding the HexBeam antennas. Basics, dimensions, multi band issues, antenna modeling.

10M Vertical Antenna - A vertical antenna plan for 10 meters band made with copper pipe and PVC pipe

UN DX Contest 2010 - The Kazakhstan Federation of Radio sport and Radio amateur (KFRR) and Ministry of Tourism and Sport of the Republic of Kazakhstan are announcing the First UN DX CONTEST All world-wide radio amateurs having the amateur radio licence are invited to participation. Contest period: 12.00 UTC 22 May – 12.00 UTC 23 May 2010 Bands: 160m, 80m, 40m, 20m, 15m, 10m. Modes: CW and SSB

9H1SIX Malta - 9h1SIX Beacon operating six meters band

Beacons on 50Mhz - World wide six meters beacon list

144 MHz Beaconlist - List of beacons operating on 2 meters band

ARRL: US frequencies allocation - Transmitter power limits and frequencies allocation by band

IARU Region 1 Bandplan - IARU REGION 1 band plan

Roadrunners Microwave Group - Organized to promote operation on the amateur bands above 420 MHz

The San Diego Six Shooters ham radio club Priority listing - The San Diego Six SHooters Amateur Radio Club, established in April 2001, is dedicated to promoting all modes of operation on the Six Meter Amateur Radio Band.

EI8IC's HF Contest Resource Site - This HF contesting resource site has a large range of articles, tips and techniques, contest writeups, bandplans, links, and a fine range of Ham maps.

Fractus Antennas - Fractal Antennas are a new generation of multiband antennas for wireless communications. Based on a new design concept, fractal technology.

Gizmotchy Antennas - The Gizmotchy high performance horizontal and vertical beam antenna for 2/6/10/11 meter bands

Magic Band Network - 50 MHz information on antennas, beacons, and frequencies provided by PA4PA

The Four Metres Web Site - A website dedicated to 70 MHz Band

Deep Space Network (DSN) - NASA's worldwide antenna network to support the exploration of the solar system.

VHF UHF Operating index - RAC - VHF UHF SHF Bandplans, repeaters, satellites and many related info by RAC

KB2VGH's VHF pages - Bandplans, Beacons and many useful info on VHF operations

Dave's Web Shop - C & Ku band satellite equipment - LNBs & LNBFs - MPEG-2 dvb receivers - dishes & More.

ICDX Australia - Australia's only TV FM VHF DX group for world-wide members.

PropView - PropView is a free application that uses the included VOACAP, ICEPAC, and IONCAP engines to graphically display band openings between two locations over a specified 24 hour period. It can also build schedules for the IARU/HF beacon network and automatically QSY your transceiver to monitor each scheduled beacon.

SlowFeld - Win95 xperimental narrow band communication program that makes use of the Hellschreiber principle

EchoFilter - EchoFilter uses the soundcard of a PC to process income audio signals in real-time. The narrow filter bandwidth allow the extraction signals and sounds from the audio signal that may normally be close to inaudible. It is intended for radio HAMS, hobbyists, researchers, scientists and students in the DSP field.

DXKeeper - DXKeeper is a free application that logs QSOs, tracks award status, generates QSL cards & labels, addresses envelopes, uploads QSOs to eQSL.cc and LotW, and downloads progress info from eQSL.cc and LotW. It can reference the RAC, Hamcall, and QRZ callbooks as well as the QRZ.com web site to fill in data when logging, or to update already-logged QSOs. DXKeeper automatically interoperates with all members of the freeware DXLab Suite, including Commander (transceiver control and bandspread for Alinco, Elecraft, FlexRadio, Icom, Kachina, Kenwood, TenTec, Yaesu), DXView (world map, rotator control), WinWarbler (PSK, RTTY, CW, Phone) and SpotCollector (DX and WWV spots). It also interoperates with MMTTY, MMVARI, MMSSTV, MultiPSK, MixW, DX Atlas, and Ham Radio Deluxe.

How modify a CB linear to use in HF band  ^pop - how to modify a Cb linear amplifier to use in HAm HF band