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21DRP4

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BrandNational Video Corporation
ClassCathode Ray Tube
BaseB6-63
Filament6.3V @ 0.6mA

Construction

Primary TypeElectrostatic Focus, Magnetic Deflection
EnvelopeRectangular Glass
Base MaterialPlastic
Sections1

Filament / Heater

Heater NotesDesign center values; 6.3V/0.6A estimated from OCR error (62V/06A)

Absolute Maximum Ratings

Plate Voltage20000 V
Grid 2 Voltage500 V
Grid 1 Voltage-140 V
H-C Voltage180 V

Audio Performance

Key Features
  • Aluminized screen
  • Grey filter glass
  • Straight electron gun
  • No ion trap required
  • Electrostatic focus

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Direct View16000V----

Application Notes

Shielding of x-ray radiation may be necessary if operated in excess of 16 kilovolts. Socket should not be rigidly mounted.

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