Tube-number record
18518
0 archive entries
18518 is a tube type in the TubeDatabase archive (class: Anticoincidence Guard Counter Tube). Recorded specifications: brand Philips, construction Halogen-quenched, and maximum plate voltage 1200 V. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassAnticoincidence Guard Counter Tube
Construction
Primary TypeHalogen-quenched
EnvelopeMetal (28% chromium, 72% iron)
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1200 V
Audio Performance
Key Features
- Halogen quenched
- Cosmic ray guard counter
- Low background measurements
- Anticoincidence guard
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Operating characteristics | 1000 V | — | 10000000 | — | — |
Application Notes
In order to prevent leakage the tube should be kept dry, and well cleaned. Recommended for use together with beta counter type 18516.
Datasheets
Datasheet: 18518.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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