Tube-number record
RV 2,4 P1400
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BrandTELEFUNKEN
ClassPentode
BaseSpecial / none
Construction
Primary TypePentode
EnvelopeGlass
Sections1
Filament / Heater
MaterialOxydkathode, direkt geheizt
Absolute Maximum Ratings
Plate Voltage200 V
Plate Dissipation2 W
Grid 2 Voltage200 V
Cathode Current15 mA
Audio Performance
Key Features
- Rauscharme (Low noise)
- Military grade (Wehrmacht)
- Oxide cathode
- Directly heated
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| HF-Stufen | 110 V | 3300 | 200000 | — | 10 mA |
Application Notes
Recommended for wideband amplifiers with low non-linear distortion. Bremsgitter (G3) can be biased -10 to -20 V to minimize distortion.
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