PY31
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BrandMullard
ClassRectifier
Filament17V @ 300mA
Construction
Primary TypeHalf-wave rectifier
EnvelopeGlass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage250 V
Cathode Current125 mA
Audio Performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Rectifier | 250V | - | 300 | - | 125mA |
| Rectifier | 127V | - | - | - | 180mA |
| Rectifier | 200V | - | 30 | - | 180mA |
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