Tube-number record
WL-6954
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BrandWestinghouse
ClassDual-Control Pentode
BaseMiniature 7-pin (B7G)
Filament6.3 V @ 300 mA
Construction
Primary TypePentode
EnvelopeT-5 1/2
SectionsDual-control
Filament / Heater
Heater NotesCoated Unipotential Cathode
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation3 W
Grid 2 Voltage300 V
H-C Voltage200 V
Audio Performance
Key Features
- Sharp-cutoff
- Dual-control pentode
- 7-pin miniature
- Industrial and military equipment service
- Gating
- Mixing
- Delay tube
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Dual-Control Pentode | 150 V | 2050 | 50000 | — | 5.8 mA |
Application Notes
Designed for service as a gating, mixing or delay tube.
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