Tube-number record
11FP4
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11FP4 is a tube type in the TubeDatabase archive (class: Television Picture Tube). Recorded specifications: brand Toshiba, construction Display / CRT, socket CRT base (B7 family), and maximum plate voltage 14000 V. The archive does not yet hold a photographed example of this type.
BrandToshiba
ClassTelevision Picture Tube
BaseCRT base (B7 family)
Filament6.3 V @ 450 mA
Construction
Primary TypeDisplay / CRT
EnvelopeRectangular Glass
SectionsSingle
Filament / Heater
Heater NotesWarm-up time 11 seconds
Absolute Maximum Ratings
Plate Voltage14000 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grid-Drive Service | 10000 V | — | — | — | — |
Application Notes
Suitable for portable T.V. sets. Maximum overall length is only 215 mm. Focusing method is electrostatic.
Datasheets
Datasheet: 11FP4.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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