open wire feed line

Diplexer construction 2m/70cm and SW/VHF - Build your diplexer with more than 70db port isolation and less than 0.2db attenuation. Easy project.

A Short Back Fire antenna - A Short Back Fire antenna improved for Wireless-LAN applications

DIY Basic Electronics and Antennas - DIY Basic Electronic Theory, Basic Antenna Theory with Antennas built from common materials. What does SWR really mean. Baluns from transmission line.

2 Meter J-pole from 450-Ohm Ladder Line  ^pop - Great first time J-pole project. Covers most of the basics. This small and thin design also makes it good for several stealth applications.

HF mobile antenna  ^pop - Build your mobile antenna which outperforms Hustler by 10db and ATAS-100 by 18db. From 80 to 10m.

Indoor antenna de F6CYV  ^pop - Indoor wire antenna project for 7 Mhz band

OH6YF Log Search - Logs of: OH6YF, OF6YF, OG6YF, OI6YF, OH6Y, OG6Y, OH0MYF, OH0MYF/6, M0BYF, M/OH6YF etc... Over 140000 contacts online!

Cambridge University Wireless Society - CUWS is the amateur radio society for students and staff of Cambridge and Anglia Ruskin Universities.

Woodbridge Wireless Amateur Radio Club - Radio Amateurs serving Prince William County Virginia

VK Classifieds - Australia's busiest radio related classifieds site. Free instantly online adverts from the VK/ZL area.

WD7S Productions - A collection of kits for control and protection of homebrew linear amplifiers

Great Circle calculator - Excellent on-line java great circle calculator with perl source code and excel spreadsheet for gc calculations

Global Overlay Mapper - Dynamic Map Progam with 34 maps, 442 overlays, and realtime position/locator info. Online Demo available. 0-59c per map.

Learn CW On-Line! - Learn the Morse Code (CW) Online, adaptive learning technology focuses on the characters that trouble you most

On-Line HF Propagation Prediction - *One single page* gives you an immediate overview of current shortwave propagation conditions at your location.

Outbacker Antenna shop - Outbacker HF Mobile Antenna from Down-Under, Old Fashioned Service in secure online shopping

F.G. Best Communications - CB and Ham Radio Repair, Service, Modifications, Linears, Tweak And Peak, Wattmeter, microphone,kenwood,icom,galaxy,cobra,uniden,upgrades

Scanner Master Police Scanners - Police scanners by Uniden Bearcat Scanners, port radio scanners antennas parts or listen to live online emergency police broadcasts with radio frequency codes by Scanner Master

EMMCAP - EMMCAP is a user-oriented 3D Curved MoM software for the modeling of arbitrarily shaped wire structures and the computation of their electromagnetic behavior.

11Meter Amps  ^pop - This group is here to discuss linear amplifiers used on the 11 meter citizens band.

Microphone Wiring  ^pop - Alan Cobra Uniden President Galaxy and more microphone wiring diagrams

Mic Wiring Pinouts and instructions  ^pop - Microphone wiring can be a pain if your not sure how to work out which wire goes where

Mike wiring guide  ^pop - Mike wiring notes for cb radios

QRP equipment - Simple QRP rigs, Transceivers with single side band direct conversion receivers, Receivers, Frequency counters for QRP

SWR bridge - This SWR bridge works by sampling the amount of power flowing in each direction along the aerial feeder.