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Tube Database (7,341 tube types · 1,270 archive entries)

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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Tube-number record

D13-19BE, D13-19GH, D13-19GP

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BrandPhilips
ClassOscilloscope Tube
BaseDiheptal
Filament6.3 V @ 300 mA

Construction

Primary TypeDisplay / CRT
EnvelopeGlass
Base MaterialPlastic
SectionsSingle gun

Filament / Heater

Heater NotesIndirect heating, A.C. or D.C., parallel supply

Absolute Maximum Ratings

Plate Voltage2200 V
Plate Dissipation6 W
Grid 2 Voltage2200 V
Grid 1 Voltage-200 V
H-C Voltage200 V

Audio Performance

Key Features
  • Flat face
  • Post deflection acceleration
  • Helical electrode
  • Side contacts
  • Metal-backed screen
  • High sensitivity
  • High frequency
  • High writing-speed

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Standard Operation10000 V———0.01 mA

Application Notes

The post-accelerator helix is connected between g7 and g6. The tube should not be supported by the base alone. Variation of the isolation shield voltage Vg6 serves to correct pincushion and barrel pattern distortion.

Filters

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