12CR5
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BrandWestinghouse
ClassBeam Power Tube
Base9-pin Miniature
Filament12.6V @ 600mA
Construction
Primary TypeBeam Power Tube
EnvelopeT6-1/2
SectionsSingle
Filament / Heater
Heater NotesControlled heater warm-up characteristic for series heater strings
Absolute Maximum Ratings
Plate Voltage600 V
Plate Dissipation11 W
Grid 2 Voltage200 V
Grid 1 Voltage-300 V
H-C Voltage200 V
Audio Performance
Key Features
- High perveance
- Controlled heater warm-up
- Cooling vents in plates
- Mica insulating spray to avoid arcing
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier | 250V | 6000 | 18000 | 4.3 | 65mA |
Application Notes
Intended primarily for horizontal deflection amplifier service in television receivers. Capable of deflecting tubes up to 90 degrees.
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