There is new video on the PY2OHH inspired Pititico transceiver on the DX Explorer YouTube channel.
The Pititico is a really simple 1 transistor transceiver.
See https://yo6dxe.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.
There is new video on the PY2OHH inspired Pititico transceiver on the DX Explorer YouTube channel.
See https://yo6dxe.com .
MLS, one of the large UK distributors, is selling the DX Patrol Ground Staion for QO-100. I guess you have to add a GPS external reference, ...