NOS/NIB
Matched Pair
RCA
12AU7A/ECC82
Clear Top
Side Square Getter
Made in USA

Some mica flakes are inside of one tube glass (last photo).
This is purely cosmetic and does not affect tube performance. 

Same Date Code: 66-26
Both tubes are made 1966

Fully tested by calibrated Hickok 539C tubes tester
with no shorts, leakage or gas.  

Measurement: 
3100/2900
2900/3120
where minimum good value is 1950

Tested in my preamplifier to make sure working as intended with no issues at all.

I will gladly combine shipping upon request.

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The tube(s) in this sale include a 30-day satisfaction guarantee.
I strive to ensure you have a completely satisfactory purchase experience.
If you are unhappy with your purchase for any reason,
you can return the item for a full refund.

Please contact me directly prior to opening a return or leaving feedback.
I will almost always reply at least within 24 hours 
to remedy the situation for you with direct communication.