2 matched 1950s RCA 6X4 (EZ90) Rectifier Tubes- 539B tests@ 92/90, 96/91, Min:54
2 matched 1950s RCA 6X4 (EZ90) Rectifier Tubes- 539B tests@ 92/90, 96/91, Min:54 2 matched 1950s RCA 6X4 (EZ90) Rectifier Tubes- 539B tests@ 92/90, 96/91, Min:54 2 matched 1950s RCA 6X4 (EZ90) Rectifier Tubes- 539B tests@ 92/90, 96/91, Min:54

2 matched 1950s RCA 6X4 (EZ90) Rectifier Tubes- 539B tests@ 92/90, 96/91, Min:54

USD 26.95 USD
SKU: MtvLZNSv
Brand: RCA
Tags: 6x4 RCA Rectifier Tubes United States
Categories: Vintage Electronics

Specifications

Country Of OriginUnited States
Model6X4
Manufacturer (original)RCA
Type6X4
BrandRCA

Hickok 539B tested. Hickok 539B is a mutual conductance type tube tester. type 6X4 vacuum tubes. Tubes feature black-platesand top angled-mount 'Rectangular ' getters construction. Fantastic Tubes !

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