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Preamp tubes

 
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(!!!) (Best Single) E80CF=7643 Valvo branded Amperex Germany PQ NOS 1961 (Premium 6BL8 SUB) (Highest mA and Gm)

(!!!) (Best Single) E80CF=7643 Valvo branded Amperex Germany PQ NOS 1961 (Premium 6BL8 SUB) (Highest mA and Gm)

$ 54.99
(!) E80CF Valvo Germany rebranded Philips Miniwatt SQ

(!) E80CF Valvo Germany rebranded Philips Miniwatt SQ "PINCHED WAIST" NOS 1961 (6BL8 substitute)

$ 49.99
(!) E80CF Valvo Germany rebranded Philips Miniwatt SQ

(!) E80CF Valvo Germany rebranded Philips Miniwatt SQ "PINCHED WAIST" NOS 1962 (6BL8 substitute)

$ 49.99
7643 Valvo branded Amperex PQ Germany

7643 Valvo branded Amperex PQ Germany "PINCHED WAIST" NOS 1960 (6BL8 sub)

$ 49.99
(!!!) (Best Value Single) E80CF=7643 Valvo Germany branded International NOS 1961 (12.8/18mA) (PREMIUM 6BL8 SUB) (Tuners)

(!!!) (Best Value Single) E80CF=7643 Valvo Germany branded International NOS 1961 (12.8/18mA) (PREMIUM 6BL8 SUB) (Tuners)

$ 39.99
(!!!) (Best Value Single) E80CF=7643 Valvo Germany branded International NOS 1963 (10.8/13.4mA) (PREMIUM 6BL8 SUB) (Tuners)

(!!!) (Best Value Single) E80CF=7643 Valvo Germany branded International NOS 1963 (10.8/13.4mA) (PREMIUM 6BL8 SUB) (Tuners)

$ 37.99
E80CF=7643 Philips Miniwatt SQ Germany

E80CF=7643 Philips Miniwatt SQ Germany "PINCHED WAIST" used/good 1961 (11.4/10.4mA) (6BL8 sub)

$ 39.99
(!!!!!) (Recommended Pair) E80CF=7643 Valvo branded Philips Miniwatt SQ NOS 1963 (PREMIUM 6BL8 SUB) (Tuners)

(!!!!!) (Recommended Pair) E80CF=7643 Valvo branded Philips Miniwatt SQ NOS 1963 (PREMIUM 6BL8 SUB) (Tuners)

$ 89.99
E80CF=7643 Valvo Germany branded Philips 1970 (11.4/9.0ma)

E80CF=7643 Valvo Germany branded Philips 1970 (11.4/9.0ma)

$ 37.99
(!!) (SINGLE) E80CF=7643 Telefunken Germany <> bottom NOS Gold Pins with warranty sheet 1965 (13.0/11.4ma) (6BL8 sub)

(!!) (SINGLE) E80CF=7643 Telefunken Germany <> bottom NOS Gold Pins with warranty sheet 1965 (13.0/11.4ma) (6BL8 sub)

$ 79.99
(!!) (SINGLE) E80CF=7643 Telefunken Germany <> bottom NOS Gold Pins with warranty sheet 1965 (11.6/9.2ma) (6BL8 sub)

(!!) (SINGLE) E80CF=7643 Telefunken Germany <> bottom NOS Gold Pins with warranty sheet 1965 (11.6/9.2ma) (6BL8 sub)

$ 69.99
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