SYLVANIA 6SN7 GTB TUBE 1965 GREEN LABEL BLACK BASE CHROME TOP FOIL MATCHED SET
USD 173.25 USD
Specifications
| Brand | SYLVANIA |
| Type | NOS Tube |
| Vacuum Tube | Hi Fi |
| Radio Tube | Valve |
| Model | 6SN7 GTB |
| MPN | 6SN7 |
| Materials Sourced From | United States |
| Country Of Origin | United States |
✨ Sylvania factory boxes are included. PERFECT MATCHED SET. Mutual Conductance: The 750 is a dynamic mutual conductance tester. This is a more sophisticated test than a basic emission only test, which only checks the cathode's ability to emit electrons (super heated).
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