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(!!) 407A Western Electric NOS 1977 in 1976 box (36/26 and 38/26)

(!!) 407A Western Electric NOS 1977 in 1976 box (36/26 and 38/26)

$ 25.99

1 tube) 407A Western Electric NOS (7752=1977) in 1976 box

36/26

38/26

 

 

(407A=396A with a 20V filament)
(407B=premium grade 407A with higher Gm and higher plate current specs, 20V Filament)
See more: vacuum tube
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