EL183
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BrandMAZDA
ClassPENTODE
BaseMiniature 9-pin (Noval)
Filament6.3V @ 0.6mA
Construction
Primary TypePentode
EnvelopeGlass
Base MaterialGlass
SectionsSingle
Filament / Heater
Heater NotesCan be used in parallel (6.3V) or series (12.6V).
Absolute Maximum Ratings
Plate Voltage260 V
Plate Dissipation6 W
Grid 2 Voltage250 V
Cathode Current60 mA
H-C Voltage200 V
Audio Performance
Key Features
- High transconductance
- Wide band
- High gain
- Video output stage
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Nominal Characteristics | 150V | 25000 | 20000 | 40 | 40mA |
| Video Amplifier Example | 220V | - | 1800 | - | 21mA |
Application Notes
Used in video final stages, oscilloscopes, and measurement equipment. Recommended to use cathode resistor for polarization.
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