12BT6
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BrandSylvania
ClassDouble-Diode Triode
BaseMiniature button 7-pin
Filament12.6V @ 150mA
Construction
Primary TypeDouble-Diode Triode
EnvelopeT-5 1/2
Sections3
Filament / Heater
Heater Notesac or dc
Absolute Maximum Ratings
Plate Voltage300 V
H-C Voltage90 V
Audio Performance
Key Features
- Miniature
- Double-Diode Triode
- Coated unipotential cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode Section - Condition 1 | 100V | 1300 | 54000 | 70 | 0.8mA |
| Triode Section - Condition 2 | 250V | 1200 | 58000 | 70 | 1mA |
Application Notes
External shield #316 connected to Pin 2.
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