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BrandArcturus
ClassTriode
BaseUY
Filament2.5V @ 1750mA
Construction
Primary TypeTriode
EnvelopeST-12
Sections1
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage180 V
Plate Dissipation1.1 W
Audio Performance
Key Features
- Blue glass envelope
- A-C Heater type
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Amplifier | 180V | 1000 | 8500 | 8.5 | 6mA |
| Detector | 45V | - | - | - | 1.5mA |
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