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Crossed-Wire HF Antenna - This Crossed-Wire Electrically-Steerable HF Antenna, capable of transmitting signals over the entire 1.8 to 30MHz HF range, and capable of receiving signals at much lower frequencies is basically a crossed centre-fed wire system, consisting of four thin wires brought to a central mast by G3YNH

Inductors used in antenna matching networks - Article about variometers, helipot inductors, roller inductors, binary switched inductors, Coil and Capstan by G3YNH

Central New Hampshire Amateur Radio Club - ARRL special service club

The North Hills Amateur Radio Club - NHARC serves the Amateur Radio community in the greater Pittsburgh area USA.

Cayman Islands - CARS - Cayman Amateur Radio Society

Cowtown Hamfest 2011 - Fort Worth, Texas Best Hamfest; Fort Worth best opportunity to learn about Ham Radio and visit with your friends, Cowtown Hamfest

LinkPlus - LinkPlus products enhance the voice quality of HF SSB amateur. Eliminates virtually all channel noise and interference and greatly strengthens SSB radio signals

NHRC Repeater Controllers - NHRC Repeater Controllers is your provider of low-cost, high-value repeater controllers.

FUNKBOX Hard&Software - Useful hardware & software for SAT tracking ,logging, Software defined transceivers for SDR and more

Maidenhead Locator Calculator - On-line calculator for Maidenhead locator calculations. It will work out your Maidenhead locator if you supply it with map references or calculate map references from your locator code.

HF RTTY Stations - ik8enh list of HF stations transmitting in RTTY with Baudot/Schift, frequency and call

ST2NH Nader - Many satellites homebrew projects from the sudanese amateur radio station ST2NH active on satellites, ISS, HF phone and digital modes.

MFJ 989C modification - Modifying the MFJ989C Versatuner-V

Yaesu FT1000MP Page - Website devoted entirely to the Yaesu FT1000MP. Our purpose is to link you with other owners and to enhance the understanding and appreciation for just what the radio can do, and how you can use other hardware and software with it.

Swedish scanner site - Ham radio & Policescanner by SM6NHP

Isis Electronics (Cheltenham) Ltd - UK Sales of used RACAL, Watkins-Johnson, Icom, Microwave. Large Qty Racal 1792 in Stock. Spectrum Analysers, UHF,VHF Generators, Network Analysers, Bus Switches.

Funkenhauser's WHAMLOG & Mediumwave DX Links - Free WHAMLOG files download page, medium wave (AM/BCB) resources, homebrew loop antennas, radio receivers, DX lists, DXpeditions, ODXA MW Notebook.

Radio Japan - Program guide and Radio Japan related services

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.

Grid Loc - calculate maidenhead grid square and coordinates

Radio Distance Software - This is a trivial program which calculates the distance and the bearing between two points. Points are either entered as geogr. data (Latitude/Longitude) or as qth-locator in the Maidenhead format (6 or 8 digits), as used in ham radio. Output is in degrees [°] for bearings, in Kilometer [km], US statute miles [mi] or nautical miles [nm] for distance

WinHdg - WinHdg is a Ham Radio program for finding heading and country information from callsign prefix data

Qgrid - Maidenhead grid squares calculator, and bearing and distance program

ERGO Radio Software - Creative Express Corporation software to enhance shortwave radio listening. Support for Drake R8A/B, NRD535/D, WJ HF-1000 and TEN-TEC RX-320 receivers, as well as propagation, path evaluation and database management.

Inductors and Transformers - Solenoids, variable inductors, electromagnetic induction, transformers theory at G3YNH