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Antenna Tuning - Tuning mobile and base antennas, measuring SWR.

Big Time Operators CB Club - The Big Time Operators CB club based in muncie Indiana USA

Contest LogChecker - Contest LogChecker is a set of contest tools for Microsoft Windows, combining advanced text editing with keyword highlighted, and the ease and flexibility of import, export, statistics and charting utilities. With LogChecker you can edit, fill in the log, check Cabrillo Format and Header, convert files from the most popular logging software to Cabrillo, print customizable files, calculate statistics and export logs to RTF, PDF or HTML for publishing. You can examine a log in many different ways by highly interactive methods. LogChecker includes a Master Callsign Database tool for managing databases, which have been generated from actual contest logs. Commercial

World Contest Station Database - Database of over 3000 active hf contest stations worldwide

QTF Calculator for 10 GHz Beacons - 10 GHz Beacon Database in excel format that Calculates the QTF from any locator to any beacon

US Islands Directory - These island databases are managed and maintained by the Qualifications Manager, Ray Phelps, AD4LX There are 2181 identified US Islands!

BFRR - The Belarussian Federation of Radioamateurs and Radiosportsmen (BFRR), the member society of International Amateur Radio Union (IARU). HQ is based in Minsk city, Belarus

Darley Amateur Radio Club - An Anglo-Amercian Radio Club - G0FOS - GB4JUL - We are an Anglo-American Radio Club, based near Harrogate, North Yorkshire, England, serving the needs of local hams and providing fcc license examinations.

Hamradio Board.de - German amateur radio portal mainly based on a bboard system, by DO1YAO

Autotena - Antenna manufacturer in Taiwan, products range are RF communication antennas ( CB, VHF, UHF, Dual band, Base Station, Marine, GPS,GSM, PCS, Cellular, DVB-T ) , Amplifiers , Mounting Kit ,Accessories & Related products.

Ciro Mazzoni Antennas - HF Antennas, magnetic loop antenna, based in Italy

US Frequency allocations - Searchable database of frequency allocations in the US, from cellular frequencies, paging frequencies to marittime and microwave frequencies.

APRS in Tokyo - APRS stations in the Tokyo region tracking database from FindU.com

Freeband EQSO Server Priority listing - Eqso server for eleven meter freebanders. Only freebanders are allowed by this eqso server, based in spain

How operate Meteor Scatter - The Meteor Scatter tips and tricks described here are based upon more than 20 years of active MS operation

Rigpix database -Yaesu - VX-7R - Picture and specifications for Yaesu VX-7R

Electron Tubes and Vacuum Tubes for Industry - Electron tube and vacuum tube stock-list with prices 4. Audio, broadcast and industrial tubes, triodes, tetrodes, thyratrons, ignitrons, vidicons and CRT's, microwave devices, nixies and receiving types + Bird RF devices and test equipment. Quality tubes at reasonable prices with many hard to find items available

Rocket Radio UK - UK based suppliers of CB, amateur radio equipment and DAB digital radios. Other products include antennas, base and handheld scanners, and accessories including microphones, books.

Go4Electronics.com - CB Radios, Scanners, Radar Detectors, Two Way Radios/GPS store. Products you can trust Cobra, Uniden, Garmin, Rocky Mountain, Whistler and more. We are your specialty store for your mobile communication needs. Based in Tampa Florida.

HAM Atlas - Ham radio map database with search and logging functions. Currently in german only, run under Windows.

Turbolog - TurboLog is a station management and logging program for the discerning radio amateur / hamradio operator. Besides powerful database and logging functions there is a fully integrated support for the control of typical radio station equipment, e.g. Transceivers, Packet radio, Morse and voice keyer, Digital modes terminal, Antenna switching, Acoustic alerting, and more

UALOG, YVLOG, SQ, AutoCQ - UALOG, russian logbook, YVLOG log program for icon 756 radios, SQ echo repeater and DSP Filter for your radio

Packet Terminal Interface - Simple Windows based TNC interface program Designed for ARES operation, simple operator interface to connect and perform communication functions, control operator programs screens before operations Both receive and transmit screens Simple Windows based TNC interface program Designed for ARES operation Simple operator interface to connect and perform communication functions Control operator programs screens before operations Both receive and transmit screens

eQSLMaster - eQSLMaster is a HAM radio program, that allow to perform various functions using the Electronic QSL Card Centre (eQSL.cc). With eQSLMaster users of the eQSL.cc system have the ability to upload an entire ADIF format log file (or single QSO) and have it deposited into eQSL central database using LogServices.

Safety: RF awarness guidelines - Although Amateur Radio is basically a safe activity, in recent years there has been considerable discussion and concern about the possible hazards of electromagnetic radiation (EMR), including both RF energy and power frequency (50-60 Hz) electromagnetic fields. This section summarizes what is now known and offers safety precautions based on the research to date.