This episode is a documentary of the 2006 US ARDF Championships held near Raleigh, NC. Formerly released only on a paid DVD, Gary, KN4AQ, he has just released it as Ham Radio Now episode 134:

http://arvideonews.com/hrn/

While free to watch, he does appreciate donations that help him to continue producing these types of programs.

Since at least Jay and I have the DVD, this might be the program that was presented many years ago at an SBARC meeting.