Tube-number record
5725/6AS6W/6187
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BrandTung-Sol
ClassDual Control Pentode
BaseMiniature 7-pin (B7G)
Filament6.3 V @ 175 mA
Construction
Primary TypePentode
EnvelopeGlass
Base MaterialButton
SectionsSingle
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage200 V
Plate Dissipation1.65 W
Grid 2 Voltage155 V
Cathode Current20 mA
H-C Voltage100 V
Audio Performance
Key Features
- Ruggedized
- Sharp cut-off
- Dual control suppressor grid
- Military and industrial airborne equipment
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Dual Control | 120 V | 3200 | — | — | 5.2 mA |
Application Notes
Especially suited for use in military and industrial airborne equipment which may be subjected to severe shock and vibration. Dual control applications include converter, modulator, phantastron, and gating service.
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