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.
26 Feb 2020
481THz
This popped up as a Facebook memory from 2012. It shows G4HJW's optical signal received on my kit "over the horizon". There was no signal visible. This encouraged me to carry out my own experiments.
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