Hello all, yeah, well, once being amateur, means mostly always an ham, hihi. and that means...............exact........I just can't give up............. so, had an closer look at the 'remains' sofar.
Hello Dick, I get +17dBm out on 137kHz now. There are a lot of harmonics in the (unfiltered) output; especially the 3f, 5f, 7f etc. So, at least I am producing a signal on 137kHz (and maaaaaaaaaaaany