Availability: 1 In Stock
RCA - 12AU7A 12AU7 ECC82
Ribbed Plate, Sawtooth, Halo Getter, Made in U.SA.
12AU7A exhibits a lower microphonic output than the essentially equivalent 12AU7.
This tube tested with very good balance between triodes @ 2100/1900
Tested on Calibrated Hickok 6000 Tube Tester
 Shorts |
Filament
|
Quality
(Good/Bad) |
|
Continuity |
Gas
Leakage |
Mutual
Conductance (New 2200/2200) |
* * * * * *
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