history of radio tubes

Portable Rabbit-Ears Dipole Antenna - This handy and cheap portable dipole can be folded and backpacked, carried in use, and adjusted to a very wide range of frequencies by KV5R

UK DX RTTY Contest - Contest rules and results of the UK DX RTTY contest managed by SRARS

OH2GI Ham System - All-mode contesting and logging software system designed primarily for on-line operation of HF digital and CW radio stations through Terminal Node Controllers (TNC)

Land Forces Amateur Radio Group - Australian Amateur Radio Groups for ex-service personnel

Union de radioaficionados de Barcelona - EA3MM ham radio club from barcelona Spain

DADARS - Derby and district amateur radio society

KP4AO - KP4AO Amateur Radio Club Homepage

The UH Ham Club - A Registered Independent Organization (RIO) of the University of Hawaii at Manoa

Western Illinois Amateur Radio Club - WI ham club partecipate in Field Day, sponsers an annual Swapfest held in August, and provides various repeaters.

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

PD2RFU Jeroen - PD2RFU by Jeroen GoedĖl Fox United, Formula 1, Motors, links and all about ham radio

ON7CL Rudi - Active on HF all bands, VHF - SSB - MS. Hope to work you on one of the bands.

Mailing list DXFR Priority listing - Mailing list DXFR. Liste DX francophone traitant de la radio et DX 11 mĖtres.

AZDEN - Makes a wide range of portable and AC-powered wireless microphones

Signal Engineering - Signal Engineering technologically advanced antennas with modern design and construction technique. Up to date information about current line of high performance 10 and 11 meters antennas.

Shakespeare CB antennas - Shakespeare Composites & Electronics Division manufactures a complete line of unmatched CB, CB marine, and military antennas for a veriety of applications.

Larsen Antenna - Complete selection of portable, mobile and base station antennas in frequencies from 27 MHz to 5.8 GHz. Radiall/Larsen also has a strong presence in custom OEM development. Radiall/Larsen Antenna Technologies is a subsidiary of Radiall.

Advanced Communication Sys - Repeaters, transmitters and receivers manufacturer for ham radio and commercial applications

E.F. Johnson Company - Specialized, business and industrial radios

The UK DX Cluster index - Info on the UK Cluster network

Weather Radio Frequencies - Weather Radio Frequencies across the U.S.

R&L Electronics - Amateur Radio, Citizen's Band Radio, Commercial Radio, General Electronic items, Marine Radio, and Short Wave Radios.

TSTHost TSTHWin - TstHost is an intelligent packet radio program, multichannel, multisession.

Clusse - Free DX cluster server software package for amateur packet radio

Amateur Repeater Builders - Radio Mods, Technical Data, where to Purchase Equipment Amateur Repeater Coordination. All you need to build a repeater