HFU HF Underground

Technical Topics => Propagation => Topic started by: Under30 on April 23, 2021, 0003 UTC

Title: Was viewing Sun in H-alpha today...
Post by: Under30 on April 23, 2021, 0003 UTC
 I was using my H-alpha telescope to view the Sun today, saw a fair amount of activity including a beautiful prom.

I came inside and read this from Solarchat:
https://solarchatforum.com/viewtopic.php?t=31521

It apparently blacked out some SW frequencies.