Description: Sylvania 12AT7 ECC81 black short plates halo getter NOS NIB (ah ABY CODES) Tests very strong NOS with closely Matched TRIODES Tested per user manual procedures on recently calibrated Hickok 6000A. Test results will vary between testers. Passed all tests: Filament Continuity Test: Passed Shorts Test: Passed Quality Test: Passed Mutual Conductance Test: 3500 & 3600/3000 (3000= NOS MINIMUM) Gas (Grid Current) Test: Passed Life Test: Passed I recommend all vintage tube pins to be cleaned before usage for best performance Will combine shipping. Also tested in THD Bi Valve Guitar amp for performance and sound at operating voltage. Very good sounding low noise tube.
Price: 18.99 USD
Location: Utica, Michigan
End Time: 2024-11-25T17:06:50.000Z
Shipping Cost: 5.99 USD
Product Images
Item Specifics
All returns accepted: ReturnsNotAccepted
Brand: SYLVANIA
Type: 12at7
Model: 12AT7
Country/Region of Manufacture: United States
