Tube-number record
BEAM POWER TETRODE
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ClassPower Tube
Base4-pin
Filament6.3 V @ 900 mA
Construction
Primary TypeBeam tetrode / beam power
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage600 V
Plate Dissipation25 W
Grid 2 Voltage300 V
Cathode Current120 mA
Audio Performance
Key Features
- Top cap anode
- Beam power structure
- High frequency capability
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Static Characteristics | 600 V | 6000 | — | — | 86 mA |
Application Notes
Operating limit up to 60MHz. Commonly used in RF power amplification and audio output stages.
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