19KG8
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BrandGeneral Electric
ClassTriode-Pentode
Base9-Pin Small Button (E9-1)
Filament18.9V @ 0.15mA
Construction
Primary TypeTriode-Pentode
EnvelopeT-6 1/2 Glass
Sections2
Filament / Heater
Heater NotesSeries heater operation
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation2.5 W
Grid 2 Voltage300 V
H-C Voltage200 V
Audio Performance
Key Features
- Sharp-cutoff pentode
- Medium-mu triode
- Combined triode oscillator and pentode mixer
- Miniature tube
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 |
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