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(!!!) (Best Single) GB-6350 Sylvania Gold Brand black plates NOS 1963 square "D" getter (10.2/10.6ma)
(!!) (Best Single) 6DJ8 Sylvania NOS 1970 (22ma and 21ma)
(!!) (slightly microphonic) JHS-12AT7 Sylvania black plate "D" getter 1953 (11.2ma/11.2ma) 1% section balance
(BEST PRICE) 5725=5725W=6AS6 US Brands NOS (10 tubes for $17.99)
(BEST PRICE) 5725=5725W=6AS6 US Brands NOS (4 tubes for $9.99)
(!!) (Best Pair) 5719 Sylvania Gold Brand NOS 1952 in white boxes (0.9ma/0.8ma) 1-3% matched
(!!!!) (Best Single) JAN-5687WA Sylvania NOS 1967 (38/39ma) (Highest Ma and Gm)
407A Sylvania gold pins used/good 1960's
5719 GE NOS 1953 (similar to 6AD4) (6 in stock)
5719 Sylvania Gold Brand NOS 1952 (similar to 6AD4) (4 in stock)
5725=6AS6 US Brands NOS (200 in stock) ($1.49 each minimum 3 purchased)
(BEST VALUE) 6136=6AU6WB GE black plate 1960's branded National NOS (6.6ma)
6AS6 GE NOS (4 in stock)
6AU6WB Sylvania JAN NOS 1969 (8.1ma)
GB-407A Sylvania Gold Brand gold pins like new 1960's
GB-407A Sylvania Lenkurt Gold Brand gold pins used/like new 1960's
(!!) 12AU7WA=6189 Sylvania NOS 1960's (8.8/9.0ma)
(!!!) (Best Single) 12AU7WA=6189 Sylvania NOS 1960's (10/10ma) 1-2% section balance
(!!) (Best Single) 5965 Sylvania NOS 1960's (21/19ma)
GB-5749=6BA6W Sylvania Gold Brand NOS 1960's (9.2ma)
