Tung Sol 2A7 vacuum tube tested at new old stock
Tested with a calibrated TV-7D/U tube tester.
Calibration by Daniel Nelson.
Tested at: 50
Average new: 48
Minimum good: 29
The minimum is equal to 65% of the life of the tube.
Tested for shorts and gas.
Date code: -
Construction:-
Glass: dark
Base is tight
30-day free return.
We combine shipping $1.00 for each extra tube purchase.
Your items will be packed very well and shipped promptly.
Always glad to answer any questions.
Thanks for looking!