[TowerTalk] takeoff angles and reciprocity

[Michael Keane K1MK]

At 07:49 AM 11/3/2007, Jim Jarvis wrote:

>WHY did we have interesting 10m openings during CQWWSSB, with zero sunspots?

Because there was a sporadic-E opening over SW Europe which was 
sufficiently intense and widespread to link up with the F2 opening to NW Africa

One of those less than typical occurences that often go unnoticed if 
not for a contest.

73,
Mike K1MK

Michael Keane K1MK
k1mk at alum.mit.edu