26BK6
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BrandSylvania
ClassDouble-Diode Triode
BaseE7-1 miniature button 7-pin
Filament26.5V @ 70mA
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 style
- Double diode for detection
- High-mu triode for amplification
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode Section - Condition 1 | 100V | 1250 | 80000 | 100 | 0.5mA |
| Triode Section - Condition 2 | 250V | 1600 | 62500 | 100 | 1.2mA |
Application Notes
Continuous diode current per plate is 1.0 mA max.
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