12BP7
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BrandResearch Enterprises, Ltd.
ClassCathode Ray Tube
Base11 Pin Magnal
Filament6V @ 0.6mA
Construction
Primary TypeCathode Ray Tube
EnvelopeJ 96 C1
Base MaterialMetal Shell
SectionsSingle
Filament / Heater
Heater NotesCurrent 0.6 Amps +/- 10%
Absolute Maximum Ratings
Plate Voltage5500 V
Audio Performance
Key Features
- Electrostatic focusing
- Electrostatic deflection
- P7 long persistence phosphor
- Large 12-inch screen
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 5000V | - | - | - | 5mA |
Application Notes
Positive voltage on D1 deflects beam toward pin #8. Positive voltage on D3 deflects beam toward pin #11. Anode #1 current at Ec1=0 is 5mA max.
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