Tube-number record
18526
0 archive entries
18526 is a tube type in the TubeDatabase archive (class: Geiger-Muller Radiation Counter Tube). Recorded specifications: brand Philips, construction Other / special, base Chrome-iron cathode, and maximum plate voltage 750 V. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassGeiger-Muller Radiation Counter Tube
Construction
Primary TypeOther / special
EnvelopeMica window
Base MaterialChrome-iron cathode
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage750 V
Audio Performance
Key Features
- Halogen quenched
- Alpha, beta, and gamma radiation measurement
- Mica end window
- Chrome-iron cathode material
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Counter Operation | 600 V | — | 10000000 | — | — |
Application Notes
Shortest possible connection between anode and anode resistor and small capacitance between anode and earth are required to prevent leakage.
Datasheets
Datasheet: 18526.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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