12-10-2012, 09:21 PM
Schematic here
http://www.nostalgiaair.org/PagesByModel...013637.pdf
Tube data here for 6SQ7, 7B6 and anything else you wish.
http://www.nj7p.org/Common/Tube/SQL/Tube...?Type=6sq7
Both tubes do the same thing, and often whatever was available was used in production and changes were not always documented.
http://www.nostalgiaair.org/PagesByModel...013637.pdf
Tube data here for 6SQ7, 7B6 and anything else you wish.
http://www.nj7p.org/Common/Tube/SQL/Tube...?Type=6sq7
Both tubes do the same thing, and often whatever was available was used in production and changes were not always documented.
