Paul wrote:
Just bought an old Mk1 FT-s 290R. All is working well (even the back
light)! but when I switch from USB to LSB the background noise drops
on receive and no output is obtained into a dummy load or any movement
indicated on the rigs own meter?

Not sure I'd really get too worried about it.

Maybe things are different in the UK but there is essentially zero activity on LSB on 2 meters over here in the States -- *everyone* uses upper sideband.

--

Doug Smith W9WI
Pleasant View, TN EM66