Matched Pair RCA 22DE4 Vacuum Tubes Tested NOS ON TV – 7 For Cayin HA-3A
USD 29.95 USD
Specifications
| Brand | RCA |
| Type | Vacuum Tube |
| MPN | 22DE4 |
| Country Of Origin | United States |
This tester also is used in conjunction with a variac to maintain test results accuracy and consistency. Tubes tested at - 74 - 74.
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