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The Gain of the Axial-Mode Helix Antenna - by Dr. D.T. Emerson, National Radio Astronomy Observatory (NRAO++). Antenna Compendium Volume 4, pp 64-68, 1995, published by the ARRL.

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

IV3IPS Website - Audio & Video clips, News, Contest, Links, Download and other.

Web-controlled Shortwave Radio  ^pop - Drake R8 Communications Receiver Reston Virginia, USA

Real-Time Internet Radio - All about live Internet Radio Broadcasting, including links to stations throughout the world and articles on the technologies that make Internet Radio possible.

FR Radio Lab - Magnetic Loop antennas, also availble in parts from japan

INRAD International Radio - Supplier of custom designed, high performance quartz crystal filters for communications receivers and transceivers, for Yaesu Icom Kenwood and Collins radios

Heros Technology Ltd - HF Radio Preselectors,BCB filters,Low Pass filters,Band Pass filter

Titanex  ^pop - Low weight Titanium Verticals, Log-Periodics, Yagi antennas, Quads, towers and antenna accessories by Titanex

Meteor scatter basics - Working DX on a Dead 50MHz Band using Meteor Scatter, by Palle Preben-Hansen, OZ1RH

Meteors Q&A - very informative, answers questions like what is forward scatter, how does a meteor reflect radio waves ?

Amateur Packet Radio Networking - Packet Radio Networking Information by CQ Magazine Packet Editor Buck Rogers, K4ABT

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

AMSAT Colorado - The Colorado AMSAT Net Page

The DXZone Bookstore Priority listing - The DXZone Bookstore in association with amazon.com, here you can find the best titles for amateur radio world, including antenna construction.

CQ Magazine - CQ Magazine - The Radio Amateur's Journal

CQ VHF Magazine - CQ VHF - Ham Radio Above 50 MHz

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

Electronic Service Pros  ^{updated  pop} - HAM/Broadcast, Modifications & Repair, D-104 mods, TS-830 TS-530 mods

Universal Radio  ^pop - Online Catalog. All about Radio comms, HF VHF Scanner CB radios, antennas and accessories

Antenna Visualization  ^updated - UNIX Application developped at the University of Texas Department of the Computer Sciences, permit to display the radiation pattern and the current magnitude.

W9DMK Software - Various radio related software, including some antenna analysis, and impedance calculators.

ProsKan KA1LPA - Dual screen, supports AVT modes,16 Milions col, auto call insert facilities.

W95SSTV - by N7CXI, runs in Windows 95 and need sound card to receive and transmit.

WinPix32 - Slow Scan TV for Windows 95/98 and NT, WinPix32 supports all SSTV modes in all of the active SSTV families. Commercial demo available but discontinued