Tube-number record
4516
0 archive entries
4516 is a tube type in the TubeDatabase archive (class: Photomultiplier Tube). Recorded specifications: brand RCA, year 1970, construction Multi-section, base Glass with protective shell, socket Compactron, and maximum plate voltage 1800 V. The archive does not yet hold a photographed example of this type.
BrandRCA
ClassPhotomultiplier Tube
BaseCompactron
Construction
Primary TypeMulti-section
EnvelopeT6
Base MaterialGlass with protective shell
Sections10-Stage In-Line
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1800 V
Grid 2 Voltage300 V
Grid 1 Voltage300 V
Cathode Current0.5 mA
Audio Performance
Key Features
- Head-On Type
- Semitransparent Bialkali Photocathode
- Electrostatic-Focus
- Beryllium-Oxide Secondary Emitting Surface
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard Supply Voltage | 1500 V | — | — | 800000 | — |
Application Notes
Ordinarily requires electrostatic and magnetic shielding; shield must be connected to cathode terminal.
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