Tube-number record
5DQP2
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BrandMatsushita Electronics Corporation
ClassOscilloscope Tube
BaseCRT base (B12 family)
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass, 5-inch flat face
Base MaterialMedium Shell Diheptal 12 Pin
SectionsSingle Gun
Filament / Heater
Heater NotesHeater current: 0.3 Amperes +/- 10%
Absolute Maximum Ratings
Plate Voltage12000 V
Plate Dissipation6 W
Grid 2 Voltage2100 V
Grid 1 Voltage-200 V
H-C Voltage200 V
Audio Performance
Key Features
- Helical post acceleration
- Metal backed screen
- Symmetrical deflection
- High deflection sensitivity
- Flat face
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Post-Accelerator Operation | 10000 V | — | — | — | — |
Application Notes
The metal backing of screen further improves high brightness and a combination of high deflection sensitivity allow use for high frequency and high writing-speed applications.