EL5
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ClassOutput Pentode
BaseSide-contact
Filament6.3V @ 1.35mA
Construction
Primary TypePentode
EnvelopeGlass
Base MaterialMetal/Bakelite
Sections1
Filament / Heater
Heater NotesIndirect heating
Absolute Maximum Ratings
Plate Voltage375 V
Plate Dissipation18 W
Grid 2 Voltage275 V
H-C Voltage50 V
Audio Performance
Typical THD5.1%
Power Output19.5 W
Key Features
- 18W Plate Dissipation
- High output energy
- Suitable for push-pull balancing circuits
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A | 250V | 8500 | 22000 | - | 72mA |
| Class AB Push-Pull | 250V | - | - | - | 116mA |
Application Notes
The EL5 is designed for receivers with large output energy. It can be used in Class A or Class AB push-pull configurations.
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