Tube-number record
31G12
0 archive entries
31G12 is a tube type in the TubeDatabase archive (class: Cathode-ray Tube). Recorded specifications: brand Associated Electrical Industries (AEI), construction Display / CRT, base Glass, socket Duodecal, and maximum plate voltage 16000 V. The archive does not yet hold a photographed example of this type.
BrandAssociated Electrical Industries (AEI)
ClassCathode-ray Tube
BaseDuodecal
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
EnvelopeRectangular grey glass, aluminised
Base MaterialGlass
SectionsSingle gun
Filament / Heater
Heater NotesHeater negative relative to cathode
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| General | 14500 V | — | — | — | 0.15 mA |
Application Notes
The T9 screen is liable to burn if operated with a stationary or slow-moving spot.
Datasheets
Datasheet: 31G12.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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