WSPR 40M Propagation Explained

Some interesting WSPR results on 40M:

https://www.youtube.com/watch?v=bk4sT9u4Gb0

And a discussion of why the band changes during the day:

https://www.youtube.com/watch?v=WMHym3yL3VE&t=1s

73,

Jim KX4TD

Submitted by KX4TD on Fri, 2020/04/17 - 17:23