Tube-number record
12XP4
0 archive entries
12XP4 is a tube type in the TubeDatabase archive (class: Television Tube). Recorded specifications: brand Electronic Tubes Ltd., construction Display / CRT, socket Duodecal, and maximum plate voltage 9000 V. The archive does not yet hold a photographed example of this type.
BrandElectronic Tubes Ltd.
ClassTelevision Tube
BaseDuodecal
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
Sections1
Filament / Heater
Heater NotesIndirectly heated - series or parallel operation. Switching surge must not exceed 8.5 V.
Absolute Maximum Ratings
Plate Voltage9000 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 8000 V | — | — | — | 0.2 mA |
Application Notes
Mounting position: Any, except vertical with screen uppermost. Grid drive for peak brightness is 30V change.
Datasheets
Datasheet: 12XP4.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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