31D15
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BrandAssociated Electrical Industries Limited
ClassCathode-ray Tube
BaseB8H
Filament6.3V @ 300mA
Construction
Primary TypeCRT
EnvelopeRectangular
Base MaterialGlass
SectionsSingle
Filament / Heater
Heater NotesThe cathode-ray tube heater should always be connected at the chassis end if used in a series heater chain.
Absolute Maximum Ratings
Plate Voltage15000 V
Grid 2 Voltage500 V
H-C Voltage200 V
Audio Performance
Key Features
- 90° magnetic deflection
- Low voltage electrostatic focusing
- Industrial monitoring equipment application
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical | 12000V | - | - | - | 0.15mA |
Application Notes
The socket for the B8H button base should not be rigidly mounted; it should have flexible leads and be allowed to move freely to avoid lateral strains.
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