XL 86 / 8CW5
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BrandIBRAPE / MINIWATT
ClassPentode
BaseNoval (B9A)
Filament8V @ 600mA
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated, AC or DC, series connection
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation12 W
Grid 2 Voltage250 V
Cathode Current100 mA
H-C Voltage200 V
Audio Performance
Typical THD10%
Power Output5.3 W
Key Features
- Vertical output valve
- Audio output valve
- Indirect heating
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Characteristics | 170V | 11000 | 26000 | 8 | 70mA |
| Class A | 200V | - | 2500 | - | 65mA |
Application Notes
Pentode for use as vertical output and sound output valve.
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