Tube-number record
6П18П
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ClassOutput Pentode
BaseNoval (B9A)
Filament6.3 V @ 760 mA
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation12 W
Grid 2 Voltage250 V
Grid 1 Voltage-100 V
Cathode Current75 mA
H-C Voltage100 V
Audio Performance
Typical THD8%
Power Output3.93 W
Key Features
- Miniature design
- Indirectly heated oxide-coated cathode
- High transconductance
- Vertical scanning output stage
- Resistant to high vibration and impact
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode | 180 V | 11000 | 22000 | — | 53 mA |
Application Notes
Designed for amplification of low-frequency power and vertical scanning output stages in television receivers.
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