Tube-number record
9/22AM
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BrandFerranti
ClassCathode Ray Tube
BaseDuodecal
Filament6.3 V @ 300 mA
Construction
Primary TypeTriode
EnvelopeGlass flat face
Sections1
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage30000 V
H-C Voltage200 V
Audio Performance
Key Features
- 9-inch diameter
- Metal Backed Screen
- Flat face
- Ground internal and external surfaces
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Flying Spot Scanner | 25000 V | — | — | — | 0.1 mA |
Application Notes
Designed for use in Flying Spot Scanner applications.
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