Tube-number record
7ABP-
0 archive entries
7ABP- is a tube type in the TubeDatabase archive (class: Cathode-Ray Tube). Recorded specifications: construction Display / CRT, base Small Shell Duodecal 6-Pin (B6-63), socket Duodecal, maximum plate voltage 10000 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 TypeDisplay / CRT
EnvelopeGlass
Base MaterialSmall Shell Duodecal 6-Pin (B6-63)
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage10000 V
Plate Dissipation6 W
Grid 2 Voltage700 V
Grid 1 Voltage-180 V
H-C Voltage180 V
Audio Performance
Key Features
- Electrostatically focused
- Magnetically deflected
- High-resolution electron-gun
- Low-voltage electrostatic lens
- Automatic focus independent of accelerator voltage
- Aluminized screen version (7ABP-A)
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operating Conditions | 7000 V | — | — | — | — |
Application Notes
Designed for radar systems requiring good resolution and high-brightness displays. Recommended phosphors are P7, P14, and P19. The 7ABP-A version uses an aluminized screen for greater light output and reduced screen charging.
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