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The Ultimate Guide to 11 Meter CB Antennas  ^pop - This site is dedicated to bringing true information about the different types of antennas you can use, buy and build for Citizen Band Radio and 11 Meter DXing.

Whiskey Alpha DX group - "Formed in 1996 in the USA, the ""Whiskey Alpha"" group has members in a few different country's and is growing every day. We provide all members with a ""personalized"" QSL card design. Membership has no annual dues, and is for life."

The Ultimate Guide to 11 Meter CB Antennas  ^pop Priority listing - This site is dedicated to bringing true information about the different types of antennas you can use, buy and build for Citizen Band Radio and 11 Meter DXing.

The Ohio/Penn DX Bulletin. - OPDX Bulletin distributed on the Internet and packet clusters around the world, by Tedd Mirgliotta, KB8NW.

AA9PW Amateur Radio Exam Practice - Amateur Radio and Commercial Radio licencing exam practice. You can visit the Technician, General or Extra license pages where you can pick and choose the topics to practice so you can build up to a complete exam.

Desert RATS forum - Ham Radio Open Forum for all Hams. Sponsored by the Desert RATS (Radio Amateur Transmitting Society) .Palm Springs, Coachella Valley and the inland Desert Communities in Southern California.

Trivalantene - Professional antennas in MF, VHF, UHF and SHF frequency range for military applications, civil-professional market, mobile communications, radioamateurs and antennas for special applications - EMC, radiomonitoring, etc.

Dunestar Systems - Manufacturer of single band and multiband transceiver bandpass filters for HF. High pass filters, two radoi headphones mix and switch, 6 meter portable antenna, antenna remote switching and steering.

Kantronics - Kantronics produce Modems, Tnc, Kam, Marine, wireless modems. Packet radio communication devices, HF E-mail, paging, GPS tracking, weather data gathering, or wireless data transmission.

Antenna Rotator System  ^pop - The ARS will allow to control any antenna rotator (Azimuth & Elevation) from a computer. Even if you are only interested on HF arrays, the ARS will allow it. Supported from most programs as CT for DOS, tracking programs.

Repeater Controllers and Accessories - Arcom is your home for state-of-the-art repeater controllers and accessories.

WiNRADiO Communications - Pioneering the integration of radio and personal computing, WiNRADiO Communications are the manufacturers of award-winning range of computer-controlled WiNRADiO receivers for professional and amateur applications.

Introduction to packet radio - Why Packet Radio? Could be, You are Missing Something Funm, by Greg Jones, WD5IVD

SPACEWARN Bulletin - The SPACEWARN bulletin is intended to serve as an international communication mechanism for the rapid distribution of information on satellites and space probes.

NAVSTAR GPS Timing Operations - NAVSTAR GPS Timing Operations, USNO GPS Data & Information Files Global Positioning System Overview Current GPS Constellation, GPS Time Transfer Operations, GPS & Glonass Satellite Visibility

Celes Trak - NORAD Two-Line Element Sets, FAQ, and related informations.

DRAO 10cm SOLAR RADIO NOISE PATROL - A graphic presentation of the 10cm solar flux index for the previous eight hours, along with links to copious archival information for previous months and years.

Introduction to HF propagation - An Introduction to High Frequency Radio Propagation by IPS Radio & Space Service

Radio Propagation - Spread Spectrum Scene. Radio Propagation notes, with downloadable files.

PIC Microcontroller Books from Square 1 - "Learn about PIC Microcontrollers from our Books ""Easy PIC'n"" and ""PIC'n Up The Pace"" See tables of contents for our books at our web site."

Muir Communications Ltd - Victoria BC. - Amateur Radio and 2-way commercial Radio Dealer. Sales and service for ICOM Radio Products. CB Radios, antennas and installations. Spread Spectrum Radio modems.

Carrier Communications - Carrier Communications sells new and used Motorola and GE two-way radios and microwave equipment We also rent space in 22 antenna sites located throughout California to commerical and amateur radio users.

Radio Propagation & Diffraction Calculator  ^{updated  pop} - This is a radio frequency propagation calculator for the transmission path between an RF transmitter and a receiver.

Weather Net - Complete weather reports from USA Puerto Rico US Virgin Islands and Guam/Marianas

40MHz Frequency Counter Module - Design for a very low cost 6-digit frequency counter module using of the shelf components