7591 RCA VACUUM TUBES COIN BASE QUAD TEST NOS
7591 RCA VACUUM TUBES COIN BASE QUAD TEST NOS 7591 RCA VACUUM TUBES COIN BASE QUAD TEST NOS

7591 RCA VACUUM TUBES COIN BASE QUAD TEST NOS

USD 249.99 USD
SKU: yICkQ4E9
Brand: RCA
Condition: Used
Tags: 7591 Quad RCA United States Vacuum Tube
Categories: Vintage Electronics

Specifications

BrandRCA
TypeVacuum Tube
Model7591
Country Of OriginUnited States

Tested on a Heathkit TT1, minimum good tube is 6600 µmhos and NOS tubes tested at 10200 µmhos. Also tested on a Hickok 539c. We are here to help!

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