Amateur Vertical Antenna Calculator ^updated ^pop - This calculator is designed to give the vertical length (height) of a particular antenna, for the frequency and wavelength chosen.

Manufacturers : Amplifiers

HENRY Amplifiers ^pop - Henry Radio amplifiers for HF & VHF UHF Amateur and-or Commercial-Industrial use

Manufacturers : Antennas : VHF UHF Microwave

The Ventenna - Rugged, disguised 2m, 220MHz, 440MHz, and 2m/440 dual band antennas, HF portable antennas, portable dipoles.

Manufacturers : Repeaters

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

Manufacturers : Wattmeters

LDG Electronics - Automatic Antenna Tuners. Kits and assembled. Other station accessories

Operating Modes : Amateur Radio Astronomy

EME, SETI, Radio Astronomy and HAMs - Dedicated to building bridges between the EME, SETI and Radio Astronomy Amateur Interest Groups.

Operating Modes : Satellites

Carl's Electronics - Over 200 Electronic Plans and Kits

Publications : SWL BCL Guides

JWO SERVICES - "Amateur radio publications & Accessories; shortwave listener publications, code keys, etc. All at a discount."

Publications : Trainings

Success Easy CW Tapes - Sells training tapes for Morse code that use hypnosis to speed learning.

Radio Scanning : Nature : Weather

NovaLynx Corporation - "Instruments & Systems for Weather & Water Monitoring; weather stations, wind alarms, sensors for wind speed, wind direction, precipitation, temperature, relative humidity, barometric pressure, solar radiation, evaporation, rain & snow gauges, lightning detection."

Shopping and Services : Marine Radio

Atlantic Ham Radio Ltd. ^pop - Canada's premier amateur radio, shortwave radio, scanner, CB, marine and aircraft radio store. A complete line of acessories is also available along with full service and repair facilities.

Shopping and Services : RF Tubes

ESRC Vacuum Tubes - Sales and Purchases - With over 400,00 vacuum tubes in stock, ESRC is a major supplier of tubes for commercial and hobbyist purposes

Shopping and Services : Regional : USA

Lanz Company - Producer and retailer of Ham Related Products

Shortwave Radio : BCL Resources

Onda Corta - BCL group in central america, caribes, about utilities, pirates and clandestins. In spanish

Shortwave Radio : Broadcasters

BBC World Service - World famous BBC World Service

Radio Netherland - Radio netherland english index page

Voice of America - The US Governament's International Broadcasting Bureau

Shortwave Radio : Numbers stations

Spy Centre - All about Spy Numbers Stations, which send coded messages to agents. Includes schedules and frequencies of stations.

Software : Logging

M*Log - Features contest mode and powerful configuration & reporting options. Commercial

DXbase - Professional Logging Software for Windows 95/98/NT. A separate version is available for DOS. Full featured logging, HF radio control, Internet Packet, VHF Packet, Label Designer, Report Designer, and a lot more.

Software : Macintosh

MacProp - Propagation forecasting software for the Macintosh

MacIcomControl - Radio control software for the Macintosh

Mac GrayLiner - Displays map of the world, showing day and night areas.

Software : Multimode

MultiMode - Digital modes decoding software for the macintosh. Decodes CW, RTTY, WEFAX, SATFAX, ACARS, DTMF, SSTV

Software : Spectrum analyzers

Scan*Star - Radio monitoring and analysis tools. Scanning, searching, spectrum analysis and traffic analysis. Amateur, Industry & Government,