Line Magnetic
12AX7/ECC83
Triple Mica
Gray Plate
Current Production
Vacuum Tube

This tube appears to be made in China.

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

Measurement: 
1200/1120
where minimum good value is 875.

Tightly balanced triodes!

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.