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Best_Overall_Single_407A_Western_Electric_NOS_1963_53_26_and_53_26_1_2_section_balance

Best_Overall_Single_407A_Western_Electric_NOS_1963_53_26_and_53_26_1_2_section_balance

(!!) (Best Overall Single) 407A Western Electric NOS 1963 (53/26 and 53/26) 1-2% section balance

Category: vacuum tube SKU: TOY390984

$13.33 ~~$44.44~~

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407A Western Electric D getter NOS 1963 (53/26 and 53/26) 1-2% section balance

(407A=396A with a 20V filament)

(407B=premium grade 407A with higher Gm and higher plate current specs, 20V Filament)

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