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

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RL 2 T 2 vacuum tube outline illustration

Tube-number record

RL 2 T 2

0 archive entries

RL 2 T 2 is a tube type in the TubeDatabase archive (class: Triode für Endstufen u. Sendezwecke). Recorded specifications: brand Telefunken, construction Triode, socket Special / none, maximum plate voltage 150 V, and maximum plate dissipation 2 W. The archive does not yet hold a photographed example of this type.

BrandTelefunken
ClassTriode für Endstufen u. Sendezwecke
BaseSpecial / none

Construction

Primary TypeTriode
EnvelopeGlass
SectionsSingle

Filament / Heater

MaterialOxydkathode

Absolute Maximum Ratings

Plate Voltage150 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Static100 V2400—12.4—
Zero Bias100 V———19.5 mA
Cut-off Range150 V———0.5 mA

Datasheets

Datasheet: RL2T2.pdf

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Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.

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    Plate Dissipation
    2 W
    Cathode Current25 mA

    Audio Performance

    Key Features
    • Directly heated
    • Oxide cathode
    • Transmitter usage up to 4.5m