Links

Technical

K9LA – Propagation
W4RNL L.B. Cecik – Antennas
W5ZN – 160 meter Antennas
W8JI – Antennas & Amplifiers

DX Info

ARRL DXCC Program
NG3K Contest-DX Page
Greyline
DX Summit
DX World
The Daily DX
WA7BNM Contest Calendar

Conventions/Hamfests

Dayton Hamvention
Huntsville Hamfest
Orlando Hamcation
Visalia International DX Convention

Clubs

Lone Star DX Association
Northern California DX Foundation
Oklahoma DX Association
Southeastern DX Club
Southwest Ohio DX Association

Reference

QRZ.com
IK2QAR QSL Manager Lookup
W5 Incoming QSL Bureau
Club Log

Software

WSJT (FT8, MSK144, etc)
Miscellaneous Ham Related Software
DX Software
DX Lab Suite
Morse Runner by VE3NEA – CW Contest Trainer
RUFZ – CW Trainer by DL4MM and IV3XYM