Sylvania 12ax7 Ecc83 Short Grey D-getter Vacuum Tube 1170|950 Umhos


Sylvania 12ax7 Ecc83 Short Grey D-getter Vacuum Tube  1170|950 Umhos

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Sylvania 12ax7 Ecc83 Short Grey D-getter Vacuum Tube 1170|950 Umhos:
$24


Sylvania 12AX7 ECC83 Short Grey D-Getter Vacuum

**** Tested on our proprietary tester , the E3444.


It's a Triplett 3444 that has been enhanced.


This tester uses regulated power sources for the bias, plate, & screen voltages, as well as modified operating & testing procedures.


Filament voltage is also controlled.


Tubes are tested in accordance with the manufacturer's specifications; measurements closely align with a laboratory tester built to rigorously measure vacuum tube characteristics.


Tubes can be accurately matched for gm & plate current at the manufacturer's specified test points or at other specified test points.


***** This tester was prepared by Mr. Paul Hart of Roswell, GA

Industry Bogey transconductance = 1600|1600 µmhos

Industry Bogey plate current = 1.2|1.2mA

Results =1170|950µmhos ~ .9|.75mA




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Sylvania 12ax7 Ecc83 Short Grey D-getter Vacuum Tube 1170|950 Umhos:
$24

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