Tube-number record
4802
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BrandRCA
ClassPhotomultiplier Tube
Base10-pin
Construction
Primary TypeOther / special
EnvelopeBorosilicate Glass (Corning No. 7056)
Base MaterialBeryllium-Oxide Secondary-emitting surface
Sections12-stage
Filament / Heater
Absolute Maximum Ratings
Plate Voltage2000 V
Grid 2 Voltage300 V
Grid 1 Voltage400 V
Cathode Current0.5 mA
Audio Performance
Key Features
- 12-Stage Type
- S-11 Spectral Response
- Copper-Beryllium Dynodes
- Flat Faceplate for Mounting Scintillators
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| E = 1500V DC Supply | 1500 V | — | — | 4000000 | — |
Application Notes
Operation or storage in environments where helium is present should be avoided. Electrostatic shielding must be connected to the cathode terminal.
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