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GMDX Group

Useful
Links

Operating
NG3K Announced DX Operations
DX Summit - Spots, SFI, K and A indices
Contesting Online Home Page
Solar Terrestrial Activity - SFI, R and A
425DX News - English bulletins
The OPDX bulletin
WA7BNM Contest calendar
ARRL Logbook Of The World
SM3CER Contest Service
North of Scotland Contest Group GM7V
Stirling and District Amateur Radio Club GM6NX
OK0EF beacon 10.134MHz
OK1RR DX and Contesting
GMDX Members and Friends
GM0AXY - Ken
GM3WOJ - Chris
GM4CXM - Ray
GM4EVS - Dave
MM0ANT - Robert
MM0BQI - Jim
GM0HCQ - Mike /MM Antarctica
GM0FQV / GM6TVR - John
G3TXF - Nigel
G4OBK - Phil
Antennas
Team Vertical - verticals next to salt water
W4RNL Antenna Information
Top Ten Devices antenna switches
Dunestar bandpass filters
Comtek 4-square array switches
Array Solutions antenna switches
Force 12 Antennas
Fluidmotion Antenna Systems - the SteppIR yagi
VE6WZ 80m yagi - good coil building info
DK7ZB yagis - mainly VHF/UHF
EI7BA - lots of useful antenna info
CW
PA3BWK's Ultimate Morse Code Web Site
Radio Telegraphy High Speed Club - auf Deutsch
The Art and Skill of Radio Telegraphy by N0HFF
BCC PED - Improve your CW skills
The Vibroplex Collector's Page
Software
W6EL Propagation Prediction
EZNEC Antenna performance modelling
Writelog contest software
Writelog help page
DXbase logging program
MMTTY - RTTY program
DigiPan - PSK31 program
EA6VQ logging program
Technical
K1TTT coaxial balun design
AK6R coaxial stub filter design
W8JI good receiver performance
W2IHY Audio Equalizer
K6XX technical articles
K8CU technical articles
TK5EP - lots of TS850 info
ND2X - linear amp construction info
K7KAR - good SO2R info
The PICList - PIC microcontrollers
Computing
CERT - Internet Security Coordination Center
Tom's Hardware Guide
Windows Resource Kits - XP, 2000 etc
General
eHam.net Amateur Radio on the Net
Jaycee Electronics Ltd - Glenrothes
Welcome to Perthshire, Scotland
Scottish Weather - better than you think!
The Economist Style Guide - good grammar