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21CGP4

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BrandTung-Sol
ClassCathode Ray Picture Tube
BaseSmall Shell Duodecal 6-pin (B6-63)
Filament6.3V @ 600mA

Construction

Primary TypePicture Tube
EnvelopeRectangular Glass
Base MaterialPlastic
Sections1

Filament / Heater

Heater NotesUnipotential Cathode

Absolute Maximum Ratings

Plate Voltage20000 V
Grid 2 Voltage200 V
Grid 1 Voltage125 V
H-C Voltage180 V

Audio Performance

Key Features
  • Aluminized screen
  • Electrostatic focus
  • Magnetic deflection
  • Gray filter faceplate
  • External conductive coating

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Standard18000V----

Application Notes

Average raster cutoff with grid drive may be calculated: Eglco = .502 * Eg2 + 4.8. Anode voltage should not be less than 14,000 Volts.

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