Tube-number record
3AZP31
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3AZP31 is a tube type in the TubeDatabase archive (class: Oscilloscope Tube). Recorded specifications: brand ETEL, construction Display / CRT, base Glass, socket CRT base (B12 family), maximum plate voltage 1800 V, and maximum plate dissipation 2 W. The archive does not yet hold a photographed example of this type.
BrandETEL
ClassOscilloscope Tube
BaseCRT base (B12 family)
Filament6.3 V @ 1250 mA
Construction
Primary TypeDisplay / CRT
Envelope3.5-inch flat screen
Base MaterialGlass
Sections2
Filament / Heater
Heater NotesSuitable for parallel operation only
Absolute Maximum Ratings
Plate Voltage1800 V
Plate Dissipation2 W
Grid 2 Voltage600 V
Grid 1 Voltage-200 V
H-C Voltage250 V
Audio Performance
Key Features
- Double gun
- Flat screen
- Side connected y plates
- Symmetrical deflection
- High sensitivity
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Each Gun | 1500 V | — | — | — | 0.125 mA |
Application Notes
Designed for symmetrical operation on both x and y plates. Asymmetrical operation may deteriorate focus quality and introduce distortion.
Datasheets
Datasheet: 3AZP31.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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