6250
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BrandMazda
ClassElectrometer Tube
Base9-pin Noval (9C 12)
Construction
Primary TypeDirectly Heated Electrometer
EnvelopeGlass
SectionsSingle
Filament / Heater
MaterialOxide
Absolute Maximum Ratings
Plate Voltage9 V
Grid 2 Voltage-2 V
Grid 1 Voltage6 V
Audio Performance
Key Features
- Directly heated filament
- Miniature 9-pin base
- High input impedance
- Low power consumption
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Electrometer Operation | 9V | 50 | - | - | 0.075mA |
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