sig generator

Antenna Design Lab by N4UJW Priority listing - Design and build your own Hf thru Vhf antennas.Contains pictures, plans, parts list of very popular ham antennas along with experimental types.

The optimized wideband antenna - NW3Z yagi antenna designs for Dayton 2001 Includes yagis for 20 15 10 meters.

Beverage Antennas - So you want to build a Beverage Antenna.

The Moxon Rectangle on 2 Meters - We often think of the Moxon rectangle as strictly an HF antenna. However, its small size and special far field pattern lend themselves to some VHF applications. So let's see how to adapt the design to 2 meters (as a popular band choice) and also see a few of the uses to which we may effectively put the design.

A linear loaded vertical antenna  ^pop - Vertical antenna design by David Reid PA3HBB G0BZF

Half Bobtail Antenna - design by Brian Williams, GW0GHF

A vertically-polarised VK2ABQ Antenna - design note by Brian Williams, GW0GHF

4 Square Vertical Phased Array - Improve your 80 and 160 meter signal without a Yagi!

Using Delta Matching on HF Beams - Using delta match with HF antennas design

Super Loop Antenna  ^pop - Superloop III designed by Jim, W4FTU

Broadband receiving antenna matching - This article addresses the subject of obtaining the best signal transfer from an antenna to the typical 50-ohm receiver input over a wide frequency range, with emphasis on medium-wave (500 – 2000 kHz), encompassing the standard AM broadcast band and the 160-m amateur band.

Smithe Windom Six Band HF Windom antenna - HF Windom antenna, cover 80, 40, 20 15, and 10 meters, antenna design by K3MT

Dipole / Inverted Vee Antenna Design - Formulas To Design Your Own Dipoles And Inverted Vees

Vanity FAQ - Call sign systems vanity questions by FCC

How to apply for Vanity Callsigns - How to Apply for a Vanity Callsign

Vanity callsigns info - help page about vanity callsigns

How to get a Vanity call sign - How to Get a Vanity Callsign by Dave AD7DB

bhi Ltd - Design & manufacture of Noise Eliminating speakers and modules for effective removal of unwanted noise & interference from SSB, HF, VHF, FM & UHF using new DSP technology

MoonBounce (EME) & Weak Signals - Amateur Radio operation and weak signal detection pages by AF9Y

SWL Call Search - Search-Find-View-Download SWL/Ham Call Signs world-wide. Create-Send-Receive eQSL cards on-line - free, including bureau. Much more, ALL especially for the discriminating SWL.

CQ Callbook - Online Internet Callbook Priority listing - The CQ Callbook makes it easy to find QSL information from web-accessible sources like address and manager databases and country-specific callbooks. The search procedure is quite easy: just enter Callsign and click on the Search buttons.

Ham Club Database - Designed to keep track of your club's roster

CallSign Software - Hi-end software for the Ten Tec software radio line inluding Pegasus Jupiter and RX-320

Eliminate That QRM - reduce or completely eliminate interference from almost any local source whilst leaving the wanted signal relatively unaffected, even though it may be on the same frequency

Electronic symbols - Analog digital symbols, identification of components, units and conversi¥n tables for electronics circuits design