testing location

Baluns on Log Periodic Antennas - Some antenna manufacturers place baluns at the incorrect location in LPDA arrays, or tell you to route the cable incorrectly. This can cause substantial RFI and all sorts of weird problems like RF into house wiring.

Stealth Attic Antennas for DX and Contesting? - Considerations on using attic antennas for dx anc contesting operations.

Long wire and Un-Un - Testing log wire antennas and a unun by G0KYA

New Technologies and Contesting - How new technologies affect the art of contesting by DH1TW

South East Contest Club - Contesting is one of the most exciting aspects of our Amateur Radio hobby. Our competitive spirit is a big part of who we are!

The Basics of Contesting - Article about ham radio contesting and calendar of major contests by G4UCJ

RD3A - This site is dedicated to the RD3A (ex RD3AF)participation in russian and international HF-contests, DX'ing, DX'peditions, to his work from primary and secondary contest locations, to antennas, equipment and software used by him.

W8JI Contest Station - Middle Georgia USA contesting station. Consistent record holder in 160 meter and 40 meter contests.

QRZ.com Country Atlas - DX Atlas - DX Locations of the World by QRZ.com

PileUP newsletter - PileUP! - magazine supporting OH contesting since 1996

G50 Contest Group Blog - The contesting arm of Stockport Radio Society

K7MVA Magic Valley amateur radio club - Serving the Magic Valley of Idaho with emergency communications, VE Testing and activities for all amateur radio operators and those interested in becoming licensed.

Appalachian Contesters Priority listing - Appalalachian Contesters - W4APP THE High Country's amateur radio contesting club

Amateur Radio for the Blind - Accessible Equipment Manuals, Useful Operating Tips and Techniques and Contesting for the Blind by NU7I

Listen to National Hurricane Center Skywarn Nets - Live audio of the National Hurricane Center’s Skywarn Nets. This live feed covers several different states, and locations throughout the US including: TX, LA, MS, AL, FL, GA, SC, NC, VA, MD, DE, PA, NJ, NY, CT, RI, MA, VT, and ME

RF Programs - You favorite shortwave radio related programs all in one location

International 70 MHz allocation - Allocation of 4 meter band worldwide

Repeater Ideas - This illustrate having a high elevation receiver input for a limited low elevation transmit location.

UHF VHF Repeaters in Italy - List of VHF UHF ham radio repeaters in italy with frequencies and locations

Deaf FT1000MP MkI - How to repair a FT1000MP front end, damaged from too much neighbouring RF during contesting

HamSatDroid - This software predicts future passes for amateur radio satellites for a specified location and period of time. It runs on the Android operating system

QTH locator - Ham Radio Android Apps to displays your current QTH locator on Google Maps using the GPS or WiFi / network location.

phpPredict - Implementation of NORAD SGP4/SDP4 algorithms in PHP for determining a satellites location and velocity in Earth orbit. These SGP4/SDP4 models were ported from Predict 2.2.3 written by John A. Magliacane (KD2BD) for the Linux operating system.

Testing the 3-500Z pins - Learn How to test the 3-500Z

Testing transistors and diodes - How test transistors and diodes with a simple digital multimeter.