5965 12AV7 Sylvania
NOS NIB Yellow print
solid disc Getter
Made in U.S.A
New in Original Box
Tested Advance Digital Tube Tester Amplitrex AT1000
Sr.No.2303008 T1=Ia=14.8ma Gm=9400
T2=Ia=14.0ma Gm=9920
Sr.No.2303002 T1=Ia=14.6ma Gm=9450
T2=Ia=14.6ma Gm=10120
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