Tube-number record
7065
0 archive entries
7065 is a tube type in the TubeDatabase archive (class: Multiplier Phototube). Recorded specifications: brand DuMont, construction Multi-section, base Plastic (Small Shell Duodecal), socket Duodecal, maximum plate voltage 1300 V, and maximum plate dissipation 0.075 W. The archive does not yet hold a photographed example of this type.
BrandDuMont
ClassMultiplier Phototube
BaseDuodecal
Construction
Primary TypeMulti-section
Envelope1 1/2 inch diameter, flat end-window
Base MaterialPlastic (Small Shell Duodecal)
Sections10 stage
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1300 V
Plate Dissipation0.075 W
Grid 1 Voltage-300 V
Cathode Current0.02 mA
Audio Performance
Key Features
- 10-stage multiplier
- S-11 photocathode
- Flat end-window
- High sensitivity
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| 90 volts per stage | 900 V | — | — | 750000 | 0.075 mA |
Application Notes
Applicable in the fields of nuclear physics and industrial/scientific applications for the detection of very low light levels. Supply voltage between cathode and 1st dynode should be two times the supply voltage between succeeding dynodes.
Datasheets
Datasheet: 7065.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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