Tube-number record
MAX 53P
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BrandVEB RÖHRENWERK ANNA SEGHERS
ClassPENTODE
Base5-pin
Filament18 V @ 240 mA
Construction
Primary TypePentode
Filament / Heater
Heater NotesSerial heater
Absolute Maximum Ratings
Plate Voltage250 V
Grid 2 Voltage200 V
Audio Performance
Key Features
- Low heater current
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Static | 220 V | 4100 | 350000 | — | 14 mA |
Application Notes
Heater tolerance +/- 5%
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