Split Rock 2013
SARA Field Day 2011
2019 SARA Executive Officers
2018 WØTBC Memorial Award-NØDRX
Fitzgerald Crew 2012
SARA Work Party 2
May 14th Fox Hunt! What Fun!
WØJH 2004
OXB Special Install
The Joe Simonet WØTBC Memorial Award


The ARRL website has an excellent amount of material on propagation.  For starters, click on this link:  http://www.arrl.org/the-sun-the-earth-the-ionosphere