Tube-number record
F8081 P2
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BrandCSF - Groupement Tubes Electroniques
ClassCathode Ray Tube (CRT)
BaseDiheptal
Filament6.3 V @ 600 mA
Construction
Primary TypeElectrostatic deflection and focus
EnvelopeGlass
Base MaterialGlass/Metal
Sections1
Filament / Heater
Heater NotesTolerance ±10%
Absolute Maximum Ratings
Plate Voltage13200 V
Grid 2 Voltage2200 V
Grid 1 Voltage-220 V
H-C Voltage140 V
Audio Performance
Key Features
- Aluminized screen
- High writing speed
- High sensitivity
- Low interelectrode capacitance
- Low distortion
- Internal graticule (P2A version)
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Example Operation | 10000 V | — | — | — | — |
Application Notes
Orientation and mounting instructions provided for pin alignment with trace axes. Recommends mu-metal shielding and specific isolation for grid 7 (post-acceleration).
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