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

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6LF6 vacuum tube outline illustration

Tube-number record

6LF6

0 archive entries

6LF6 is a tube type in the TubeDatabase archive (class: Beam Pentode). Recorded specifications: brand Sylvania, construction Beam tetrode / beam power, socket Compactron, maximum plate voltage 990 V, and maximum plate dissipation 40 W. The archive does not yet hold a photographed example of this type.

BrandSylvania
ClassBeam Pentode
BaseCompactron
Filament6.3 V @ 2.1 mA

Construction

Primary TypeBeam tetrode / beam power
EnvelopeT-12
SectionsSingle

Filament / Heater

Heater NotesIndirectly heated cathode

Absolute Maximum Ratings

Plate Voltage990 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Horizontal Deflection (Pulse Conditions)160 V———800 mA
Flyback Cycle7000 V———0.05 mA

Application Notes

Maximum pulse duration is 22% of a cycle, maximum 18 usec.

Datasheets

Datasheet: 6LF6.pdf

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

Filters

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Manufacturers

Brands

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    Plate Dissipation40 W
    Grid 2 Voltage275 V
    Grid 1 Voltage-550 V
    Cathode Current1400 mA

    Audio Performance

    Key Features
    • Color Television Type
    • Horizontal Deflection Amplifier
    • Compactron Construction