[TowerTalk] source for propagation data?

[Rick Karlquist]

Jim Lux said:
.
>
> If I have two small antennas separated by, say, 100 meters, looking at a
> sky wave signal, how decorrelated are they? Over frequency?
>

I've observed that 2 verticals on 20 meters 800 feet apart
fade in and out independently.

Rick N6RK