Tube-number record
1400J
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BrandM-O Valve Co. Ltd.
ClassCathode Ray Tube
BaseCRT base (B12 family)
Filament6.3 V @ 300 mA
Construction
Primary TypeSingle-gun
EnvelopeRectangular flat faced
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage7000 V
Grid 1 Voltage-200 V
Audio Performance
Key Features
- Rectangular flat face
- Spiral post deflection acceleration (p.d.a.)
- Electrostatic focus
- Electrostatic deflection
- Deflection beam-blanking
- Medium bandwidth applications
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Condition (i) | 5000 V | — | — | — | — |
| Condition (ii) | 4000 V | — | — | — | — |
Application Notes
The scan voltages required for this tube can be obtained from transistorised deflection circuits. Axis alignment can be achieved using an axial coil placed about the cone.
Datasheets
Datasheet: 1400J.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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