Topband: Top-band Prop along grayline

[Tom Rauch]

> Long path, short path, skewed path...  Obviously, it is
the ONLY path open at the time.

Occasionally when working JA's, Europe, or VK there are two
very distinct paths with entirely different time delay and
fading characteristics active at the same time. For example
JA's might be SW and NW at the same time with nothing at all
heard west, and with echo on one path and not the other.

73 Tom