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

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5514 vacuum tube outline illustration

Tube-number record

5514

0 archive entries

5514 is a tube type in the TubeDatabase archive (class: Transmitting Triode). Recorded specifications: brand Hytron, year 1947, construction Triode, base Phenolic, 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.

BrandHytron
ClassTransmitting Triode
Base4-pin

Construction

Primary TypeTriode
EnvelopeST-19
Base MaterialPhenolic
SectionsSingle

Filament / Heater

Materialthoriated tungsten

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class C Telegraphy1000 V5100—145175 mA
Class B Audio (2 tubes)1000 V——145300 mA

Application Notes

The 5514 is a 65-watt, high-mu, all-purpose transmitting triode. High amplification factor permits operation at plate voltages up to 1250 volts without fixed bias. Dual grid leads reduce lead inductance at high frequencies.

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    Plate Voltage1500 V
    Plate Dissipation65 W
    Grid 1 Voltage-200 V
    Cathode Current175 mA

    Audio Performance

    Typical THD2.5%
    Power Output230 W
    Key Features
    • Zirconium-coated graphite plate
    • Dual base connections to the grid
    • Zero-bias operation up to 1250V
    • High-mu