SHARP-CUTOFF PENTODE AND MEDIUM-MU TRIODE
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BrandGeneral Electric
ClassTriode-Pentode
Base9-pin Miniature
Filament6.3V @ 0.45mA
Construction
Primary TypeTriode-Pentode
EnvelopeT-6 1/2 Glass
Base MaterialSmall Button 9-Pin
Sections2
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage350 V
Plate Dissipation2.5 W
Grid 2 Voltage330 V
Cathode Current20 mA
H-C Voltage200 V
Audio Performance
Key Features
- Separate cathodes
- Sharp-cutoff pentode
- Medium-mu triode
- Electrically independent sections
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode Section | 125V | 7500 | 200000 | - | 12mA |
| Triode Section | 125V | 8500 | 5400 | 46 | 13.5mA |
Application Notes
The pentode section is intended primarily for service as an oscillator in the horizontal deflection system of television receivers.
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