DB 7-1
0 Tubes in archive
BrandPHILIPS
ClassCathode Ray Tube
BaseP-base
Filament4V @ 1mA
Construction
Primary TypeHigh vacuum cathode ray tube
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirect by A.C. or D.C.
Absolute Maximum Ratings
Plate Voltage800 V
Grid 2 Voltage350 V
Grid 1 Voltage-200 V
Audio Performance
Key Features
- High vacuum
- Electrostatic focusing
- Double electrostatic deflection
- Symmetrical deflection plates
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 800V | - | - | - | 0.122mA |
Application Notes
High vacuum cathode ray tube for oscillography.
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