Tube-number record
F8044P
0 archive entries
F8044P is a tube type in the TubeDatabase archive (class: Cathode Ray Tube). Recorded specifications: brand CSF (Compagnie Générale de Télégraphie Sans Fil), year 1964, construction Display / CRT, base Glass, socket Diheptal, and maximum plate voltage 13200 V. The archive does not yet hold a photographed example of this type.
BrandCSF (Compagnie Générale de Télégraphie Sans Fil)
ClassCathode Ray Tube
BaseDiheptal
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass, 13 cm screen
Base MaterialGlass
SectionsSingle-gun
Filament / Heater
Heater NotesTolerance ±10%
Absolute Maximum Ratings
Plate Voltage13200 V
Grid 2 Voltage2200 V
H-C Voltage140 V
Audio Performance
Key Features
- Aluminized screen
- Electrostatic deflection and focusing
- High writing speed
- High sensitivity
- Low interelectrode capacitance
- Low distortion
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard Operation | 10000 V | — | — | — | 0.005 mA |
Application Notes
Recommended to use a mu-metal shield to prevent magnetic field interference. Use flexible wires for connections to facilitate orientation adjustment.
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