6655A
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BrandRCA
ClassPhotomultiplier Tube
BaseDiheptal 14-Pin (B14-38)
Construction
Primary Type10-Stage, Head-on, Flat-Faceplate
EnvelopeT16
Base MaterialMedium-Shell Diheptal
Sections10
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1250 V
Grid 2 Voltage250 V
Grid 1 Voltage300 V
Cathode Current0.75 mA
H-C Voltage300 V
Audio Performance
Key Features
- Head-on type
- Flat-faceplate
- Curved circular photocathode
- Circular-cage dynode structure
- Non-hygroscopic base
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard | 1000V | - | - | 1600000 | 0.00006mA |
Application Notes
Used in scintillation counters for detection and measurement of nuclear radiation and low-level light sources.
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