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407A LM Ericsson Sweden used/good 1960's

407A LM Ericsson Sweden used/good 1960's

$ 12.99

1 tube) 407A LM Ericsson Sweden used/good 1960's in white box (33/26 and 40/26)

 

 

(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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