407A Western Electric NOS 1974 (32/26 and 34/26)
$29.99
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407A Western Electric NOS 1974 32/26 34/26 Tested on TV-7 26=65% (407A=396A with a 20V filament)(407B=premium grade 407A with higher Gm and higher plate current specs, 20V Filament)
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