Spurs with NaP3



I am curious about the spurs that appear when I turn up the Spect setting in the DSP setup menu. The spurs don't increase in strength but the noise floor decreases so they become more visible. Here is what I see with the Spect set to 262144, the K3 disconnected and instead a good quality dummy load connected to the LP-pan BNC input:


Where do those come from?

AB2TC - Knut

Join Elecraft-K3@groups.io to automatically receive all group messages.