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5/28AM

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BrandFerranti
ClassUltra High Resolution Display Tube
BaseB12A (Duodecal)
Filament6.3V @ 300mA

Construction

Primary TypeCRT
EnvelopeGlass
SectionsSingle

Filament / Heater

Heater NotesIndirectly heated

Absolute Maximum Ratings

Plate Voltage25000 V
H-C Voltage200 V

Audio Performance

Key Features
  • Optically flat face
  • Ground internal and external surfaces
  • Metal-backed screens
  • Fine particle size
  • Magnetic focus
  • Magnetic deflection

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Anode Voltage Operation15000V----

Application Notes

X-RAY WARNING: When operated at an anode voltage in excess of 16 kV, shielding may be required to protect against harmful X-ray radiation.

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