Tube-number record
12ABP-
0 archive entries
12ABP- is a tube type in the TubeDatabase archive (class: Cathode-Ray Tube). Recorded specifications: construction Electrostatic Focus, Magnetic Deflection, base Plastic, socket Duodecal, maximum plate voltage 12000 V, and maximum plate dissipation 6 W. The archive does not yet hold a photographed example of this type.
ClassCathode-Ray Tube
BaseDuodecal
Filament6.3 V @ 600 mA
Construction
Primary TypeElectrostatic Focus, Magnetic Deflection
EnvelopeGlass
Base MaterialPlastic
Sections1
Filament / Heater
Heater NotesHeater-Cathode
Absolute Maximum Ratings
Plate Voltage12000 V
Plate Dissipation6 W
Grid 2 Voltage700 V
Grid 1 Voltage-180 V
H-C Voltage180 V
Audio Performance
Key Features
- Electrostatic focus
- High resolution electron gun
- Gray filter glass face plate
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Radar Operation | 10000 V | — | — | — | 0.1 mA |
Application Notes
Designed for radar applications. Focus lens operates at or near cathode potential for automatic focus.
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