Tube-number record
12ACP
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BrandAllen B. Du Mont Laboratories, Inc.
ClassCathode-Ray Tube
BaseCRT base (B12 family)
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
Envelope12-1/2 inch diameter glass
Base MaterialPlastic
Sections2
Filament / Heater
Heater NotesValues per unit
Absolute Maximum Ratings
Plate Voltage10000 V
Grid 2 Voltage4000 V
Grid 1 Voltage-300 V
H-C Voltage180 V
Audio Performance
Key Features
- Dual beam
- Electrostatic focus
- Electrostatic deflection
- Aluminized screen
- Special deflection structure
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical | 7500 V | — | — | — | 0.002 mA |
Application Notes
The Du Mont Type 12ACP- is a 12-1/2 inch diameter dual beam tube designed to minimize spot defocusing and increase tracking accuracy.
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