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

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5675 vacuum tube outline illustration

Tube-number record

5675

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5675 is a tube type in the TubeDatabase archive (class: Medium mu pencil triode). Recorded specifications: brand SYLVANIA, construction Triode, maximum plate voltage 165 V, and maximum plate dissipation 6.5 W. The archive does not yet hold a photographed example of this type.

BrandSYLVANIA
ClassMedium mu pencil triode
Filament6.3 V @ 135 mA

Construction

Primary TypeTriode
EnvelopePencil
Sectionssingle

Filament / Heater

Absolute Maximum Ratings

Plate Voltage165 V
Plate Dissipation6.5 W

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Characteristics135 V6400—20—
UHF Oscillator, CW120 V———25 mA

Application Notes

The double ended construction of the Sylvania Type 5675 makes this tube especially attractive for use in coaxial type cavities at frequencies up to 3000 mc. Coaxial cavities are recommended for operation above 1000 mc.

Datasheets

Datasheet: 5675.pdf

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

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    Cathode Current31 mA

    Audio Performance

    Key Features
    • Medium mu pencil triode
    • Designed for service as a cw oscillator
    • Frequency multiplier
    • Grounded grid amplifier
    • Operation up to 3000 mc
    • Coaxial cavity adaptable