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.
28 Sept 2020
Valve QRP
Some years ago a friend of mine, Andrew G6ALB, built a QRP TX with Russian miniature valves as shown in the photo. The first CQ call resulted in a Stateside QSO. from memory the power was less than 1W.
No comments:
Post a Comment