20 meter

EH antennas for 50 Mhz  ^pop - EH antenna for six meters band by IW0BZD

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.

Half-sloper antenna for 40-80 - K9CZB QST article about sloper antenna project for 40 and 80 meters band

Local QRM reduction - It is not always possible to tackle the sources of local QRM. What remains is trying to reduce the noise level by means of your antenna system. Learn how to reduce QRM and understand how cancell noises by PA0SIM

Sierra Alfa France - New website France, DX master Rules on line now ! DX SA Expedition 2002 aviable.

West Virginia DX Club - The only existing 11 meter club located in the state of West Virginia. Offers great radio, antenna, and general radio information.

SD Cluster - SD live 11 meters Cluster

11DX.dk - complete free and independent 11 meter mailinglist, open for all 11 meter operators

World Wide Field Day Contest - We are proud to present you for the one and only World Wide Field Day Contest on 11-Meter. The Contest is for all

The Side Winders On Two Radio Club Homepage Priority listing - SWOT is the one of the largest and oldest 2 meter ssb club's in the USA. It has nets on 2 meter ssb across the USA.

ARROW - Ann Arbor's Ham Radio Club - ARROW is Ann Arbor's ham radio club. We operate repeaters on 2m, 220, and 440, as well as conduct ham radio classes, license examinations, and a variety of other activities.

Three Rivers Radio Club - 10 meter SSB club, Free lifetime membership. We are in the St. louis area, but we also welcome hams from the whole USA.

Hoosier Hills Hamfest - Hoosier Hills Hamfest 2002October 5th&6th, 2002 Lawrence County 4-H Fairgrounds Bedford Indiana.

Charlotte County Hamfest - March 15,2003 Charlotte County Fair Ground Port Charlotte Fl.Large Tailgate area,Inside vendors.

SteppIR Antennas - 20 meters through 6 meters, antennas

PicoScope - Pico Technology have developed a wide range of professional PC-based instruments that offer all the functionality of conventional test equipment (DSO - digital storage oscilloscope, spectrum analyzer, meter), and also many features not normally available in this price range. Available functios are Oscilloscope, Spectrum Analyser, XY Scope, Meter and Measurements

European IRLP Meeting 2003 - European IRLP meeting, April 25,27-2003 in Gothenburg

VHF/UHF 2 meter PSK and digital Group - Looking for Hams that want to experiment on VHF/UHF PSK/digital modes

IonoProbe - Monitors the space weather parameters essential for HF radio, including SSN/SFI, Ap/Kp, X-ray/Proton flux, and Auroral activity. IonoProbe downloads near-real time satellite and ground station data, stores information for future use and displays it in a user-friendly way.

DX Activities of ONL5183 - Whith more than 20 years of ham practicen SWL Thierry LOMBRY, alias ONL5183, has written several technical pages about ham activities, including propagation, radio perturbations, radioastronomy, DXing, QSLing, ham-spirit, review of material and more. This very interesting website is completed by a large French section devoted to amateur astronomy illustrated with vivid colors pictures.

TK120 - open source software designed for the Yaesu VR-120 receiver.

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

ESR METER: (Equivalent Serie Resistance of capacitors) - Esr meter to measure the equivalent serie resistance of capacitors

A 20 Ampere / 13,8V power supply  ^{updated  pop} - A 20 ampere and more 13,8V power supply for RTX

SSB20 power supply for SSB transceivers - 20 Amps peak of recycled grunt for SSB transceivers