11FP4
0 Tubes in archive
BrandToshiba
ClassTelevision Picture Tube
BaseB7-208
Filament6.3V @ 450mA
Construction
Primary TypeMonochrome CRT
EnvelopeRectangular Glass
SectionsSingle
Filament / Heater
Heater NotesWarm-up time 11 seconds
Absolute Maximum Ratings
Plate Voltage14000 V
Grid 2 Voltage550 V
Grid 1 Voltage-154 V
H-C Voltage200 V
Audio Performance
Key Features
- Low-Voltage Electrostatic focus
- Magnetic Deflection
- Aluminized Screen
- Short neck
- No ion trap gun
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grid-Drive Service | 10000V | - | - | - | - |
Application Notes
Suitable for portable T.V. sets. Maximum overall length is only 215 mm. Focusing method is electrostatic.
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