EL 152
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BrandTelefunken
ClassPentode
BaseSpecial / none
Filament6.3V @ 1550mA
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage1000 V
Plate Dissipation40 W
Grid 2 Voltage300 V
Grid 1 Voltage-400 V
Cathode Current230 mA
H-C Voltage200 V
Audio Performance
Power Output40 W
Key Features
- 85 W-Pentode
- DC-AC-Heating
- indirectly heated
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Measuring values | 800V | 4000 | 60000 | 5 | 50mA |
| RF-amplifier, class B | 600V | - | - | - | 130mA |
| RF-amplifier, pre-stage modulation | 1000V | - | - | - | 100mA |
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