12 Feb 2023
Optical over the horizon
Before my 2013 stroke, I enjoyed 481 THz tests over the horizon. These days I am unable to do these tests.
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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.
The "holy grail" of EV batteries is greater range, costs lower than lithium ion, no rare earths, fast charging times, long life an...
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