We are close to the peak, possibly just over it, of solar cycle 25. Yesterday, in some parts of the world, the MUF was over 42 MHz. In the depths of the next solar minimum we will look back with disbelief.
See https://prop.kc2g.com/ .
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.
See https://prop.kc2g.com/ .
These were very popular QRP CW transceivers some years ago. I owned a built one and had lots of fun with it. As I recall, I mostly used it o...
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