Tube-number record
CK6247WA
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BrandRaytheon
ClassHigh-mu Triode
BaseSubminiature
Filament6.3 V @ 200 mA
Construction
Primary TypeTriode
EnvelopeT-3 Glass
Base MaterialGlass
SectionsSingle
Filament / Heater
Heater NotesHeater voltage range 5.7V to 6.9V
Absolute Maximum Ratings
Plate Voltage275 V
Plate Dissipation1.25 W
Grid 1 Voltage-55 V
Cathode Current6.5 mA
H-C Voltage200 V
Audio Performance
Key Features
- Subminiature construction
- Low microphonic noise
- Reliable design for military electronic equipment
- High shock and vibration resistance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Normal Operation | 250 V | 2650 | 22641.5 | 60 | 4.2 mA |
Application Notes
Specifically designed for applications where freedom from microphonic response is essential. Structure reduces resonance by 20db compared to conventional triodes. Flexible terminal leads can be soldered directly to components.
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