Tube-number record
1B71
0 archive entries
1B71 is a tube type in the TubeDatabase archive (class: Gamma Counter Tube). Recorded specifications: brand Amperex, construction Other / special, base Copper cathode, and maximum plate voltage 1450 V. The archive does not yet hold a photographed example of this type.
BrandAmperex
ClassGamma Counter Tube
Construction
Primary TypeOther / special
EnvelopeGlass
Base MaterialCopper cathode
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1450 V
Audio Performance
Key Features
- Argon + quenching vapor filling
- Copper cathode
- Glass envelope
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Quenched Geiger Operation | 1150 V | — | — | — | — |
Application Notes
Used for cosmic ray and gamma radiation detection.
Datasheets
Datasheet: 1B71.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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