In its original form it was even simpler without the IC.
This version is called the Pititico 2 from the DX Explorer YouTube website .
14 May 2025
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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.
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