Tube-number record
6BI6
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6BI6 is a tube type in the TubeDatabase archive (class: DOUBLE - DIODE TRIODE). Recorded specifications: brand SYLVANIA, construction Multi-section, socket Miniature 7-pin (B7G), and maximum plate voltage 300 V. The archive does not yet hold a photographed example of this type.
BrandSYLVANIA
ClassDOUBLE - DIODE TRIODE
BaseMiniature 7-pin (B7G)
Filament6.3 V @ 300 mA
Construction
Primary TypeMulti-section
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 |
|---|---|---|---|---|---|
| Triode Section Condition 1 | 100 V | 1300 | 54600 | 70 | 0.8 mA |
| Triode Section Condition 2 | 250 V | 1200 | 58000 | 70 | 1 mA |
Application Notes
External shield #316 connected to Pin 2.
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