Tube-number record
18517
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BrandPhilips
ClassAnticoincidence Guard Counter Tube
BaseSpecial / none
Construction
Primary TypeOther / special
EnvelopeMetal
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1200 V
Audio Performance
Key Features
- Halogen quenched
- Low background
- Cosmic ray guard
- Anticoincidence design
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Normal Operation | 1000 V | — | 10000000 | — | — |
Application Notes
Recommended for use as a guard tube in anticoincidence circuits in combination with type 18515. Low capacitance mounting is required. Tube must be kept dry and clean to prevent leakage.
Datasheets
Datasheet: 18517.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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