grid sq maps

40M Twin Half-Square Array - 40 meters elevated vertical antenna array at VA7ST

The 4-Square Site - 4 Square Vertical Array website dedicated to vertical arrays antenna installations worldwide by G4ATA

4 SQ antennas with 90 degree couplers - 80 meters 4 Square antennas at 5A7A

The IOio Antenna - The IOio antenna and the satellites, a custom portable antenna done with squares both UHF and VHF by EA4CYQ

Curtain Antennas - Lazy H Antenna, Bi-Square, Sterba Curtain, HR, HRS, and USIA Curtain Antenna Arrays at W8JI

LogView - LogView is a FREE post-contest log-visualisation tool, for analysing contest performance. It plots the QSOs in a Cabrillo-format contest-log on to one of 8 different maps by finding the position of each QSO from an online database of about 970,000 W/VE callsigns.

RadioCQ.com DX WebCluster - RadioCQ DX WebCluster mainly in spanish offer a graphical web cluster with flags, band selector, locator using google maps, chat and forum.

Cards by Stan SQ8X - QSL card samples by SQ8X

VE3OIJ blog - The blog contains links to Google Earth plots of my QSOs, and articles and opinion relating to amateur radio

K2JJI Tryon Amateur Radio Club - Listen to the K2JJI repeater (146.70- PL 100.00 Hz) located on Fulton Co. NY. Coverage of grids near and around FN23/FN22.

GB Antennas and Towers - Dutch Antenna and Tower Manufacturers from Slimline Square Triangular Round Towers. Antennas production include Yagi Monoband/Dipole/HF Quad /50MHz and 70MHz Yagi-Quad, VHF-UHF yagi-Quad and Comby antennas VHF/UHF/SHF

NS6T's Azimuthal Map  ^updated - This site provides free azimuthal maps for almost anywhere on the globe. Create your own azimuthal map for your location. You can customize the map in a variety of ways by changing the options in the web form

Ham Radio Grid Square Locator Map - Amateur Radio Ham Radio Maidenhead Grid Square Locator Map, by Address, Call sign or Grid Square, using google maps

California Maps - APRS Central California maps. Here are the APRS maps you should have.

ARRL Grid Locator Map for N.America  ^updated - North America Grid Locator map by ARRL

VHF Propagation Maps - Experimental maps that show real-time VHF propagation derived from analyzing data gathered from the APRS-IS network.

Arizona Repeaters Directory - Arizona repeaters sorted by counties, with location maps! Also includes Robet's List of verified Arizona scanner frequencies.

Yaesu VX-8R, the good, the bad, the ugly - Yaesu VX-8R at Darin's Log

Scanning sydney - Site dedicated to Radio Scanning in Sydney. Containing Local Frequencie, Frequencies lists, GRN talkgroups. and NOW Online feed.

GridLocW - GridLocW a Lat/Long to Maidenhead converter for Windows with optional GPS support

phpHamLog - Amateur radio open source log program written in PHP. Put your log online for visitors to browse in real time. Access your log from any web browse, can run under windows linux and macos with apache, mysql and php

HERALD P2P radio link design - Sw tool to design point-to-point multi-hop microwave links and networks, 400MHz to 58 GHz. Site/Hop Configuration; Customized Antenna & Radio Equipment Libraries; Link Budget; Path Profile Analysis ,clearance, reflections; import path profiles from SRTM maps, free download.

A Two Meter Duplexer - How to get a cheap-squeaky clean signal, a 2 meter duplexer designed by Leonard WB3AYW

SQ2OMC HF Transceiver Priority listing - Description of the homebrew shortwave multiband SSB transceiver, that covers 0.1 - 30MHz. made by SQ2OMC

A Simple CW Keying Interface - Functional, easy, and cheap, all good Ham Radio characteristics by Terry Fletcher, WA0ITP