50AVP
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BrandPhilips
ClassPhotomultiplier Tube
BaseDUODECAL 12-p
Construction
Primary Type11-stage photomultiplier
EnvelopeGlass
Sections11
Filament / Heater
Absolute Maximum Ratings
Plate Voltage2250 V
Plate Dissipation0.5 W
Cathode Current0.1 mA
Audio Performance
Key Features
- 11-stage current amplification
- Semi-transparent head-on photocathode
- Optically flat and parallel window
- Designed for scintillation counters
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Supply voltage at 1800V | 1800V | - | - | 2500000 | - |
Application Notes
Dynode No. 2 is internally connected to a voltage divider (2x 2 MOhm) between S1 and S3. Tube should be kept in complete darkness and allowed half an hour for stabilization. Mu-metal screening is recommended for magnetic field protection.
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