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90EG4P

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ClassOscilloscope Tube
BaseB.12.D
Filament4V @ 1mA

Construction

Primary TypeCathode Ray Tube
EnvelopeGlass
SectionsSingle beam

Filament / Heater

Heater Notesac or dc

Absolute Maximum Ratings

Plate Voltage6000 V
Grid 2 Voltage4000 V

Audio Performance

Key Features
  • Electrostatic Focus
  • Electrostatic Deflection
  • Green Fluorescence
  • Short Persistence
  • Post Deflector Accelerator

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Operation4000V----

Application Notes

The angle between X and Y traces is 90 degrees. Spot falls within a 6mm radius circle from the tube center.

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