Tube-number record
3AFP1
0 archive entries
BrandETEL
ClassOscilloscope Tube
BaseB9G (EF50)
Filament6.3 V @ 550 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
Base MaterialGlass
SectionsSingle
Filament / Heater
Heater NotesSuitable for parallel operation only. Cathode connected to one side of heater.
Absolute Maximum Ratings
Plate Voltage1500 V
Plate Dissipation2 W
Grid 2 Voltage500 V
Grid 1 Voltage-200 V
Audio Performance
Key Features
- High sensitivity
- Electrostatic focus
- Electrostatic deflection
- Symmetrical or asymmetrical operation
- Flat face
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operating Conditions | 1000 V | — | — | — | — |
Application Notes
The arrangement of the plates is such that a positive voltage on the y' plate deflects the spot upwards and a positive voltage on the x' plate deflects the spot to the left (base key uppermost).
Datasheets
Datasheet: 3AFP1.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
0 results