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13AP4

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BrandNational Tube Corporation
ClassCathode Ray Tube
BaseB7-208
Filament6.3V @ 450mA

Construction

Primary TypeCRT
EnvelopeJ-101-Al
SectionsSingle

Filament / Heater

Warm-up Time11s
Heater NotesHeater warm-up time 11 seconds

Absolute Maximum Ratings

Plate Voltage15000 V
Grid 2 Voltage60 V
H-C Voltage200 V

Audio Performance

Key Features
  • Filled rim
  • Straight gun
  • No ion trap required
  • Aluminized phosphor
  • 110 degree deflection

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Cathode Drive Service12000V---0.1mA

Application Notes

The 13AP4 is a 13-inch cathode ray tube with a 4 1/4 inch neck length and straight gun design for cathode drive applications.

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