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BrandRCA
ClassGas Phototube
BaseCartridge
FilamentV @ mA
Construction
Primary TypeGas Phototube
EnvelopeCartridge
Base MaterialMetal/Glass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage90 V
Cathode Current0.003 mA
Audio Performance
Key Features
- Cartridge type
- S-1 response
- Semicylindrical cathode
- Any mounting position
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Luminous Sensitivity | 90V | - | 1000000 | - | 0.135mA |
Application Notes
DC Load Resistance: 0.1 Megohm minimum for 70V supply, 2.5 Megohm minimum for 90V supply with currents above 2uA. Average current may be doubled when anode-supply voltage is limited to 70 volts.
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