6CK4
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BrandGeneral Electric
ClassTriode
BaseOctal
Filament6.3V @ 1250mA
Construction
Primary TypeLow-mu Triode
EnvelopeT-9
Base MaterialGlass
SectionsSingle
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage550 V
Plate Dissipation12 W
Grid 1 Voltage-250 V
Cathode Current100 mA
H-C Voltage200 V
Audio Performance
Key Features
- Low-mu triode
- Vertical-deflection amplifier
- Coated unipotential cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Condition 1 | 100V | - | - | - | 125mA |
| Condition 2 | 250V | - | - | - | 10mA |
| Standard Characteristics | 250V | 5500 | 1200 | 6.6 | 40mA |
Application Notes
Designed for use as the vertical-deflection amplifier in television receivers.
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