4DP-
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BrandDu Mont
ClassCathode-Ray Tube
BaseMedium Shell Diheptal, 12 Pin
Filament6.3V @ 600mA
Construction
Primary TypeDual-beam
EnvelopeGlass
Sections2
Filament / Heater
Heater NotesCurrent tolerance +/- 10%
Absolute Maximum Ratings
Plate Voltage6000 V
Grid 2 Voltage3000 V
Grid 1 Voltage-200 V
H-C Voltage180 V
Audio Performance
Key Features
- Dual-beam
- Independent electron guns
- Post-acceleration
- High deflection sensitivity
- 3.5-inch square faceplate
- Tight-tolerance manufacturing
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operating Conditions | 4000V | - | - | - | 0.025mA |
Application Notes
The Du Mont Type 4DP- is a dual-beam cathode-ray tube featuring the usable screen area of 5-inch tubes without occupying the space a five-inch tube requires. Common accelerator and post-accelerator connections; independent deflection and grid controls.
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