RCA 6AU6 A TUBE SINGLE NOS NIB BRAND NEW ABSOLUTE PERFECT IN ORIGINAL BOX
USD 9.88 USD
Specifications
| Brand | RCA |
| Type | NOS Tube |
| Model | 6AU6 |
| Country Of Manufacture | United States |
| Country Of Origin | United States |
I have a B&K 747 tube tester. This is a mutual conductance tester. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. The lines show how the tube conducts throughout that range.
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