Tube-number record
D14-250TH
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BrandPhilips
ClassInstrument Cathode-Ray Tube
Base14-pin all-glass
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
Envelope14 cm diagonal rectangular flat-faced
Base MaterialGlass
Sections1
Filament / Heater
Heater NotesIndirect heating; parallel supply
Absolute Maximum Ratings
Plate Voltage2200 V
Plate Dissipation0.003 W
Grid 2 Voltage2200 V
Grid 1 Voltage-200 V
H-C Voltage125 V
Audio Performance
Key Features
- Rectangular flat-faced
- Monoaccelerator oscilloscope tube
- Internal rotation coil
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Monoaccelerator | 2000 V | — | — | — | — |
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