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BrandFERRANTI
ClassRadar Display Tube
BaseB9A
Filament6.3V @ 0.3mA
Construction
Primary TypeCathode Ray Tube
EnvelopeRectangular 8in Screen
Base MaterialGlass
Sections1
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage15000 V
Grid 2 Voltage400 V
H-C Voltage200 V
Audio Performance
Key Features
- Miniaturised
- Metal backed screen
- Low voltage focus
- Rectangular screen
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Radar Display | 12000V | - | - | - | - |
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