Tube-number record
7767
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BrandRCA
ClassPhotomultiplier Tube
BaseCompactron
Construction
Primary TypeMulti-section
EnvelopeT6
Base MaterialProtective Plastic Shell
Sections10-stage
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1500 V
Grid 2 Voltage300 V
Grid 1 Voltage400 V
Cathode Current0.5 mA
Audio Performance
Key Features
- Small 3/4-inch diameter
- 10-stage dynode structure
- Head-on type
- Beryllium-Oxide secondary-emitting surface
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| E = 1250V | 1250 V | — | — | 270000 | — |
Application Notes
Recommended for use in compact scintillation counting systems and detection of low-level light sources. Magnetic shielding (James Millen No. 80801N) recommended.
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