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.

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.

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

International 70 MHz allocations - The Four Metres website offer a global overview graph of the four meter band plans world wide

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

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.