EL84
16 Tubes in archive
BrandMullard
ClassOutput Pentode
BaseB9A
Filament6.3V @ 760mA
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesA.C. mains operated equipment
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation12 W
Grid 2 Voltage300 V
Cathode Current65 mA
H-C Voltage100 V
Audio Performance
Typical THD10%
Power Output5.7 W
Key Features
- High sensitivity
- 12W Anode Dissipation
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode connection | 250V | 11300 | 38000 | 19 | 48mA |
| Triode connection | 250V | 10000 | 2000 | 19.5 | 34mA |
Application Notes
Primarily intended for use in a.c. mains operated equipment.
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