Hi Bob,
For security reasons, the Chrome browser balks at connecting to:
https://acp.copernicus.org/articles/23/10823/2023/
Is there a secure means for accessing that info?
Please don't forget to vote for your favorite propagation
article in October QST!
http://arrl.org/cover-plaque-poll
Thanks!
73
Frank
W3LPL
----- Original Message -----
From: "W7RH" <midnight18@cox.net>
To: "Topband" <topband@contesting.com>
Sent: Wednesday, September 25, 2024 11:02:02 AM
Subject: Topband: A Good research article on D layer absorption observing
seasonal changes
It's a long read but provides a great peek into MF propagation
throughout the year. There is a very large resource of information and
links to them at NOAA website.
No warranty expressed or implied. :)
https://acp.copernicus.org/articles/23/10823/2023/
73
Bob W7RH
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