GE 12AY7 Vacuum Tube 1955 Strong & Balanced
Item History & Price
Reference Number: Avaluer:29781721 | Type: Vacuum Tube |
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 manufactu...rer'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 = 1750|1750 µmhos Industry Bogey plate current = 3.0|3.0mA Results =1600|1470µmhos ~ 3.0|2.31mA 🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶🎶USA Shipping $6I have many other types of tubes ~ No Additional Shipping ChargesAll tubes Guaranteed
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