7591 TUNG SOL VACUUM TUBES PAIR NOS
USD 149.99 USD
Specifications
| Brand | RCA |
| Type | Vacuum Tube |
| Model | 7591 |
| Country Of Origin | United 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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