Tube-number record
12BK6
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BrandSylvania
ClassDouble-Diode Triode
BaseMiniature 7-pin (B7G)
Filament12.6 V @ 150 mA
Construction
Primary TypeTriode
EnvelopeT-5 1/2
SectionsDouble-Diode Triode
Filament / Heater
Heater Notesac or dc
Absolute Maximum Ratings
Plate Voltage300 V
H-C Voltage90 V
Audio Performance
Key Features
- Miniature
- Coated, unipotential cathode
- Any mounting position
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| — | 100 V | 1250 | 80900 | 100 | 0.5 mA |
| — | 250 V | 1600 | 62500 | 100 | 1.2 mA |
Datasheets
Datasheet: 12BK6.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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