Tube-number record
CK6247WA
0 archive entries
CK6247WA is a tube type in the TubeDatabase archive (class: High-mu Triode). Recorded specifications: brand Raytheon, construction Triode, base Glass, socket Subminiature, maximum plate voltage 275 V, and maximum plate dissipation 1.25 W. The archive does not yet hold a photographed example of this type.
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
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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