935
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BrandRadio Corporation of America
ClassVacuum Phototube
BaseCinch 8JM-1
Construction
Primary TypePhototube
EnvelopeT9
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage250 V
Cathode Current0.01 mA
Audio Performance
Key Features
- S-5 Response
- Side-on type
- Skirted Miniature Cap
- Semicylindrical cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Anode Supply | 250V | - | - | - | 0.035mA |
Application Notes
Averaged over any interval of 30 seconds maximum. Luminous sensitivity measured with tungsten-filament lamp at 2870 K.
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