Matched Pair
Mullard
12AT7/ECC81
O-Getter
Made in England

One tube is labeled as Philips
One tube is labeled as Dynascan

Date Code: "VF3 B0J3" & "VF3 B1A3"
Made in October 1970 & January 1971 in Blackburn England
-close dates-

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

Measurement: 
4000/4800
4480/3730
where minimum good value is 2500

Measures very strong!

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



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.