25A6G
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BrandBrimar
ClassPower Pentode
BaseOctal
Filament25V @ 300mA
Construction
Primary TypePentode
EnvelopeG
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage160 V
Plate Dissipation5.3 W
Grid 2 Voltage135 V
Audio Performance
Key Features
- Indirectly heated
- Power Pentode
- For use in A.C./D.C. equipment
- Low operating voltages
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A | 95V | 2000 | 45000 | - | 20mA |
| Class A | 135V | 2450 | 35000 | - | 37mA |
| Class A | 160V | 2400 | 42000 | - | 33mA |
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