Tube-number record
6MU8
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ClassMedium-Mu Triode—Sharp-Cutoff Pentode
BaseNoval (B9A)
Filament6.3 V @ 600 mA
Construction
Primary TypeOther / special
EnvelopeJEDEC T6-1/2
SectionsTriode, Pentode
Filament / Heater
Heater Notesac or dc
Absolute Maximum Ratings
Plate Voltage330 V
Plate Dissipation3.75 W
Grid 2 Voltage330 V
H-C Voltage200 V
Audio Performance
Key Features
- 9-Pin Miniature Type
- Medium-Mu Triode
- Sharp-Cutoff Pentode
- Coated Unipotential Cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode | 125 V | 6000 | 5800 | 35 | 11.5 mA |
| Pentode | 150 V | 9000 | 165000 | — | 19 mA |
Application Notes
For use as a burst amplifier and general-purpose amplifier tube in color and black-and-white TV receivers.
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