No type 56 RCA radio audio amplifier electron vacuum 4 tubes valves ST 256 56
USD 17.99 USD
Specifications
| Brand | RCA |
| Type | Vacuum Tube |
| Tube Type | 56 256 |
| Product Type | Vacuum Tubes |
| Model | 56 256 |
| Country Of Manufacture | United States |
| MPN | 56 256 |
| Country Of Origin | United States |
Tubes have black smooth hanging plates, clear top, engraved base, bottom side round foil getter. Price is for all tubes pictured.
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