ECL 113
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BrandTelefunken
ClassTriode-Endpentode
BasePico 8 (Rimlock)
Filament6.3V @ 600mA
Construction
Primary TypeTriode-Pentode
EnvelopeGlass
Sections2
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation6.5 W
Grid 2 Voltage250 V
Grid 1 Voltage-1.3 V
Cathode Current40 mA
H-C Voltage50 V
Audio Performance
Typical THD10%
Power Output2.25 W
Key Features
- Indirectly heated
- Triode-Pentode combination
- Automobile battery application
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode Section Class A | 250V | 8500 | 40000 | - | 25mA |
| Triode Section | 250V | - | 100000 | 45 | 0.6mA |
| Push-Pull Class B (Pentode) | 250V | - | 20000 | - | 15mA |
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