lafayette tel sat 140

Hybrid Antennas - Antennas that use a combination of vertical and horizontal polarisation.

N. American Data Communications Museum - Telephony technology from telegraph to digital transmission

TI¤RHU Radio Club Heredia Costa Rica - TI¤RHU Radio Club Heredia Costa Rica with ROMEO HOTEL, DX group.

AT Scotland Priority listing - AT Scotland official web site, managed by 108 AT 020 Colin

Alfa Tango Sweden - The official AT-site of division Sweden with updated info about activations and members. A must-visit if you want to keep up-to-date about Swedish AT-members and activities!

CB, UKF - 161SD123 161ED023 personal page

MIR QSL Routes - MIR QSL managers

British Amateur Radio Teledata Group - BARTG caters for the radio amateur who is interested in data communications. All interests are covered from mechanical teleprinters through to Packet, FAX, AMTOR, PACTOR, CLOVER and PSK31. One of the oldest data communication enthusiast groups in the world.

Grey Line Map - Earth view, with satellite data provided by The Living Earth.

Sirtel - Sirtel produces a wide range of radio and telecommunications antennas

Antenna Specialists  ^pop - Land Mobile, CB and scanner antennas, GPS, 800 and 900 Mhz antennas

Terrasat Inc. - Manufacturer of Receiver and Transmitter for Digital Microwave radio and VSAT equipment

Arrow Antennas - Hand held portable, 6 meters and satellite antennas

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

AEA - AEA Technology Inc. is a pioneer and leading manufacturer of RF and cable test equipment for the wireless, Telco, CATV, NMR & MRI, RFID, telemetry, aviation, commercial, military, and two-way radio industries. Produces SWR Meters, Pre Amplifiers, filters, power meters and antenna testing products

Australian RTTY Society - Australian National Amateur Radio Teleprinter Society (ANARTS)

Satellite Tutorial - A good starting point to setup an Amateur Radio Satellite receiving system.

Keplerian Elements - Keplerian elements are the inputs to a standard mathematical model of spacecraft orbits.

AMSAT Colorado - The Colorado AMSAT Net Page

High Frequency Propagation Models - Institute for Telecommunication Sciences High Frequency Propagation Models

Monitoring Times  ^updated - Monitoring Times, SWL, BCL, montly reports, Broadcast band, satellite television, long-wave coverage, Reviews of new products and radio-related software.

Artifax Books - New and used books on telegraphy, key collecting, antique radio and communication-related subjects, as well as vintage telegraph instruments

Weather Satellite FAQ - A comprehensive guide to receive Weather Satellites signals in wefax mode

Cumbre DX - Free internet only Shortwave Broadcast DX newsletter.

Charly 4.0 - WRAASE Slow-Scan-Television (SSTV) commercial windows software, need an external hardware, SC-4 to work.