Just to add a brief note regarding the gain switches behind the 6SN7 tubes.
According to Mick, in the later models gain switch is High, Low, Medium from the front, and not vice versa as found in Kgturner's user manual (graphic on page 4).
Hope this is useful info.
According to Mick, in the later models gain switch is High, Low, Medium from the front, and not vice versa as found in Kgturner's user manual (graphic on page 4).
Hope this is useful info.