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12BGP4

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

Construction

Primary TypeCRT
EnvelopeJ-99-Al
SectionsSingle

Filament / Heater

Warm-up Time11s
Heater Notes450 mA design

Absolute Maximum Ratings

Plate Voltage15000 V
H-C Voltage200 V

Audio Performance

Key Features
  • 110° Deflection
  • Filled Rim Implosion Protection
  • Straight gun (no ion trap)
  • Aluminized Screen
  • Electrostatic Focus

Typical Operation

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

Application Notes

The 12BGP4 is a 12-inch cathode ray tube designed for television applications, featuring a 110-degree deflection angle and a filled rim for implosion protection. It uses a straight electron gun that does not require an ion trap.

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