It certainly messed up my head!
Showing posts with label optical illusion. Show all posts
Showing posts with label optical illusion. Show all posts
15 Apr 2024
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Simple QRP projects, 10m, 8m, 6m, 4m, FT8, 160m, WSPR, LF/MF, sub-9kHz, nanowaves and other random stuff, some not related to amateur radio.
Solar flux is 204 and the SSN 144. A=7 and K=2.