D14-252GH
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BrandPhilips
ClassInstrument Cathode-Ray Tube
Base14-pin all glass
Filament6.3V @ 240mA
Construction
Primary TypeMonoaccelerator oscilloscope tube
EnvelopeRectangular flat faced
Sections1
Filament / Heater
Heater NotesIndirect heating; parallel supply; quick-heating cathode
Absolute Maximum Ratings
Plate Voltage2200 V
Grid 2 Voltage2200 V
Grid 1 Voltage-200 V
H-C Voltage125 V
Audio Performance
Key Features
- Metal-backed phosphor
- Quick-heating cathode
- Short warm-up time
- Monoaccelerator
- Electrostatic focusing
- Double electrostatic deflection
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard operation | 2000V | - | - | - | 0.01mA |
Application Notes
Primarily intended for use in inexpensive oscilloscopes and read-out devices. If full deflection capabilities are used, a low impedance deflection plate drive is desirable.
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