8068
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BrandGeneral Electric
ClassBeam Pentode
BaseOctal
Filament6.3V @ 0.9mA
Construction
Primary TypeBeam Pentode
EnvelopeT12 Glass
Base MaterialB5-149
SectionsSingle
Filament / Heater
Heater NotesCoated Unipotential Cathode
Absolute Maximum Ratings
Plate Voltage3500 V
Plate Dissipation35 W
Grid 2 Voltage250 V
Cathode Current100 mA
H-C Voltage200 V
Audio Performance
Key Features
- Series regulator in high-voltage power supplies
- Any mounting position
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Average Characteristics | 3500V | - | - | - | 1mA |
| Average Characteristics | 600V | 5200 | 54500 | - | 36mA |
Application Notes
The 8068 is a beam pentode designed for use as a series regulator in high-voltage power supplies.
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