Not sure I understand 6'oclock on the dial. When I tried the preamp section I got to about 9'oclock. I generally prefer 12 o'clock (straight up).
Tube rolling is fun with the unit. Try to ditch the volume control in the future as well for something better. Assuming you feel the NM24 is a keeper.
Tube rolling is fun with the unit. Try to ditch the volume control in the future as well for something better. Assuming you feel the NM24 is a keeper.