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

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RL65A vacuum tube outline illustration

Tube-number record

RL65A

0 archive entries

RL65A is a tube type in the TubeDatabase archive (class: Transmitting Pentode). Recorded specifications: brand Tesla, construction Pentode, socket 4-pin, maximum plate voltage 1500 V, and maximum plate dissipation 65 W. The archive does not yet hold a photographed example of this type.

BrandTesla
ClassTransmitting Pentode
Base4-pin

Construction

Primary TypePentode
EnvelopeLead glass
SectionsSingle

Filament / Heater

MaterialOxide-coated

Absolute Maximum Ratings

Plate Voltage1500 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
RF Amplifier / Oscillator1500 V1500——50 mA

Application Notes

Suitable for application as an oscillator or RF power amplifier at frequencies up to 15 Mc/s.

Datasheets

Datasheet: RL65A.pdf

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

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    Plate Dissipation65 W
    Grid 2 Voltage400 V
    Cathode Current125 mA

    Audio Performance

    Key Features
    • Directly heated cathode
    • Anode top cap
    • Hard glass envelope