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Tube Database (7,341 tube types · 1,270 archive entries)

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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RV 2,4 P1400 vacuum tube outline illustration

Tube-number record

RV 2,4 P1400

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RV 2,4 P1400 is a tube type in the TubeDatabase archive (class: Pentode). Recorded specifications: brand TELEFUNKEN, year 1942, construction Pentode, socket Special / none, maximum plate voltage 200 V, and maximum plate dissipation 2 W. The archive does not yet hold a photographed example of this type.

BrandTELEFUNKEN
ClassPentode
BaseSpecial / none

Construction

Primary TypePentode
EnvelopeGlass
Sections1

Filament / Heater

MaterialOxydkathode, direkt geheizt

Absolute Maximum Ratings

Plate Voltage200 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
HF-Stufen110 V3300200000—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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    Plate Dissipation2 W
    Grid 2 Voltage200 V
    Cathode Current15 mA

    Audio Performance

    Key Features
    • Rauscharme (Low noise)
    • Military grade (Wehrmacht)
    • Oxide cathode
    • Directly heated