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OM 1138

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BrandCompagnie Générale de Télégraphie Sans Fil (CSF)
ClassCathode Ray Tube (CRT)
BaseDuodecol 6-pin (12.E.27 UTE)
Filament6.3V @ 600mA

Construction

Primary TypeElectrostatic Focus, Magnetic Deflection
EnvelopeGlass
Base MaterialPlastic/Metal
Sections1

Filament / Heater

Heater NotesTolerance +/- 10%

Absolute Maximum Ratings

Plate Voltage16000 V
Plate Dissipation6 W
Grid 2 Voltage770 V
Grid 1 Voltage-200 V
H-C Voltage180 V

Audio Performance

Key Features
  • Aluminized screen
  • High definition
  • Semi-flat face
  • Reinforced military structure

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Standard operation15000V---0.005mA

Application Notes

The tube must be handled by the bulb, never the neck. Shielding with Mu-metal is recommended to protect from electromagnetic fields.

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