Tube-number record
19J6
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BrandTUNG-SOL
ClassDouble Triode
BaseMiniature 7-pin (B7G)
Filament18.9 V @ 150 mA
Construction
Primary TypeDual triode
EnvelopeGlass
Base MaterialButton Base
Sections2
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation1.5 W
H-C Voltage90 V
Audio Performance
Key Features
- Twin Triode
- Common Cathode
- Miniature Construction
- Unipotential Cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier - Each Unit | 100 V | 5300 | 7100 | 38 | 8.5 mA |
| Mixer Service - Each Unit | 150 V | 1900 | 10200 | — | 4.8 mA |
Application Notes
The 19J6 is particularly applicable as a mixer at frequencies as high as 600 Megacycles. It is also useful as an oscillator. Fixed bias operation not recommended.