EL156
1 Tube in archive
BrandTelefunken
ClassEndpentode
BaseStahl 10
Filament6.3V @ 1.9mA
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater Notesindirekt geheizt, Parallelspeisung
Absolute Maximum Ratings
Plate Voltage800 V
Plate Dissipation50 W
Grid 2 Voltage450 V
Grid 1 Voltage-250 V
Cathode Current180 mA
H-C Voltage50 V
Audio Performance
Typical THD2%
Power Output130 W
Key Features
- Indirectly heated
- Parallel power supply
- Steel 10 base
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Meßwerte | 440V | 11000 | 20000 | - | 100mA |
| Eintakt-A-Betrieb (1) | 350V | - | 4000 | - | 120mA |
| Eintakt-A-Betrieb (2) | 450V | - | 3800 | - | 112mA |
| Gegentakt-AB-Betrieb | 800V | - | - | - | 45mA |
Application Notes
Vor dem Schirmgitter jeder Rohre liegt ein Schutzwiderstand von 100 Ohm.
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