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Bid is for one tube, circa 1960s, Japan made by Toshiba,
type 12AX7A (ECC83) vacuum tube
as pictured.
As pictured = What You See Is What You Get

Condition:
A genuine 12AX7A by Toshiba i assure you !
Tested, strong tube! Plug & Play Guarantee !

Silk-Screening:
no graphics left other than 'Toshiba', please see photos

Designation:
tube has neither painted nor acid etched designation on glass, so bid accordingly

Tube features gray-ribbed-plates and an angled-mount 'Halo-Ring' getter on top.

*

Hickok TV-7B/U* tested

Test Result(s)
46/47

(Triode#1 / Triode#2)

minimum recommended (65% of NEW) value for a good tube
32/32

*Hickok TV-7B/U is a mutual conductance type tube tester. It does check for mutual conductance which is a more accurate measure of tube's age.

Satisfaction Guaranteed!
*FantasticTubes !!!
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