Tube-number record
DL6
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BrandMullard
ClassSubminiature Output Pentode
BaseSubminiature
Construction
Primary TypePentode
EnvelopeSubminiature
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage90 V
Grid 2 Voltage90 V
Cathode Current2.5 mA
Audio Performance
Typical THD10%
Power Output0.05 W
Key Features
- Subminiature
- Battery operation
- Directly heated filament
- D.C. filament operation only
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Characteristics | 90 V | 850 | 800000 | 15 | 1.75 mA |
| Class A Amplifier (Condition 1) | 67.5 V | — | 70000 | — | 0.9 mA |
| Class A Amplifier (Condition 2) | 90 V | — | 60000 | — | 1.3 mA |
Application Notes
Direct soldered connections to the leads must be at least 5mm from the seal and any bending of the leads must be at least 1.5mm from the seal.
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