1, Is there an option to display the SWR in the display window on Tune. It displays the SWR when in SSB and transmitting, but I want to use the SWR meter to tune my Doublet whilst using the tune option.
2, Is there also a way to remove the centre line displayed on the ...
If I reduce the Mic gain slider to -10db (minimum setting) the noise disappears on the panadapter with a mic gain reference on the meter of -80db. This is with no mic plugged in.
If I do the same procedure with mic plugged in the noise does reduce but ...
I've looked at the information but can't figure out the audio path for the USB / Headset routes in relation to the codec.
I've taken your suggestion and set up a USB Headset and the noise isn't present when the microphone is keyed, so clearly there is a problem with the front and rear ...