R43
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BrandLa Radiotechnique
ClassVoltage Amplifier Pentode
BasePTT 49
Filament6.3V @ 240mA
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirect heating
Absolute Maximum Ratings
Plate Voltage225 V
Plate Dissipation2 W
Grid 2 Voltage225 V
Cathode Current12 mA
H-C Voltage70 V
Audio Performance
Key Features
- A longue durée
- Amplificatrice de tension
- Chauffage indirect
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Nominal | 200V | 5500 | 800000 | 4400 | 8mA |
Application Notes
A utiliser de préférence en polarisation automatique. Les réseaux de courbes sont identiques à ceux du tube R145.
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