6CU6
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BrandGeneral Electric
ClassBeam Pentode
BaseOctal
Filament6.3V @ 1.2mA
Construction
Primary TypeBeam Pentode
EnvelopeT-11 or T-12
Base MaterialOctal
SectionsSingle
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage600 V
Plate Dissipation11 W
Grid 2 Voltage200 V
Grid 1 Voltage-300 V
Cathode Current110 mA
H-C Voltage200 V
Audio Performance
Key Features
- High perveance
- High plate current at low plate and screen voltages
- High ratio of plate to screen current
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Horizontal-Deflection Amplifier | 60V | - | - | - | 260mA |
| Horizontal-Deflection Amplifier | 250V | 5900 | 14500 | 4.3 | 57mA |
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