Tube-number record
18501
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18501 is a tube type in the TubeDatabase archive (class: Radiation Counter Tube). Recorded specifications: brand PHILIPS, construction Other / special, and maximum plate voltage 1100 V. The archive does not yet hold a photographed example of this type.
BrandPHILIPS
ClassRadiation Counter Tube
Construction
Primary TypeOther / special
EnvelopeArgon-hydrogen filled
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1100 V
Audio Performance
Key Features
- Argon-hydrogen filled
- Beta, Gamma and Neutron detection
- Non self-quenching
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Operating conditions | 1050 V | — | — | — | — |
Application Notes
For measuring thermal neutrons, the counter tube should be wrapped in a cadmium foil of about 0.5 mm thickness. A Neher-Harper quenching circuit must be used with an amplifier sensitivity of about 0.1 V and a resolving time < 5 usec.
Datasheets
Datasheet: 18501.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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