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One matched PAIR, circa 1950s, U.S.A made by Tung-Sol,
military qualified type JAN-5654 / 6AK5W vacuum tubes
as pictured.
<<<<< As pictured = What you see is what you get. >>>>>

Silk-Screening:
please refer to photos

Painted Designations:
JTL-5654/6AK5W
JTL-5654/6AK5W

Date Codes:
nil
nil

Tubes feature grey-box plates and top-mounted 'slightly-bent-rectangular' getters construction.

Tubes appear identical in construction.

*

Hickok TV-7B/U* tested

Test Results
Tube#1        36              
 Tube#2        38               

minimum recommended value for a good tube
 22 

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

Satisfaction Guaranteed!
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