7BKP
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BrandGeneral Electric
ClassIndustrial and Military Cathode Ray Tube
BaseB12-37
Filament6.3V @ 600mA
Construction
Primary TypeElectrostatic Focus and Deflection
EnvelopeGlass 5 1/2 x 5 1/2 inch square
Sections1
Filament / Heater
Heater NotesHeater current tolerance is +/- 10%
Absolute Maximum Ratings
Plate Voltage4000 V
Plate Dissipation6 W
Grid 1 Voltage-200 V
H-C Voltage180 V
Audio Performance
Key Features
- Low pattern distortion
- High deflection sensitivity
- High brightness
- Aluminized
- Electrostatic focus
- Electrostatic deflection
- Spherical clear faceplate
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operating Conditions | 2500V | - | - | - | - |
Application Notes
The phosphor screen may be damaged if the exciting current density is greater than 1.4 microamperes per square centimeter for P25, and if greater than .06 microamperes per square centimeter for P19.
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