In looking for something else I came across the Wayback Machine. This is a vast resource of old internet material.
Just one example is this broadcast by Lord Haw Haw from Germany to England during WW2.
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.
In looking for something else I came across the Wayback Machine. This is a vast resource of old internet material.
Just one example is this broadcast by Lord Haw Haw from Germany to England during WW2.
Solar flux is 140 and the SSN 95. A=14 and K=3.