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(!!!!) (Best Value pair) 12AX7=ECC83 Telefunken Germany <> bottom ribbed plates used/good 1960 (0.7/0.9ma and 0.8/0.9ma)

(!!!!) (Best Value pair) 12AX7=ECC83 Telefunken Germany <> bottom ribbed plates used/good 1960 (0.7/0.9ma and 0.8/0.9ma)

$ 209.99

1 Low Noise Matched Pair) 12AX7=ECC83 Telefunken Germany <> bottom ribbed plates used/good 1960 (vf) in white boxes - good printing

1 tube) 0.7/0.9ma Gm=1450/1550

1 tube) 0.8/0.9ma Gm=1450/1600

 

Good used mA range = 0.7-0.9mA

Good used Gm range = 1300-1600

 

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