TubeDatabase
  • Tubes
  • Testers
  • Companies
  • Submit
  • About

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

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
DisclaimerA–Z indexSubmit a tube
HY51A vacuum tube outline illustration

Tube-number record

HY51A

0 archive entries

HY51A is a tube type in the TubeDatabase archive (class: Power Triode). Recorded specifications: brand Hytron, construction Triode, base Iso., socket 4-pin, maximum plate voltage 1000 V, and maximum plate dissipation 65 W. The archive does not yet hold a photographed example of this type.

BrandHytron
ClassPower Triode
Base4-pin

Construction

Primary TypeTriode
EnvelopeST-19
Base MaterialIso.
SectionsSingle

Filament / Heater

MaterialThoriated Tungsten

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class B Modulator (per tube)1000 V6500—25150 mA
Class C Telegraphy1000 V6500——140 mA
Class C Telephony (Plate Modulated)800 V———

Application Notes

Internal structure permits operation at maximum rating at frequencies up to 60 megacycles.

Datasheets

Datasheet: HY51A.pdf

Download PDF
Loading datasheet...

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

Filters

0 tubes found

Manufacturers

Brands

    0 results
    Plate Voltage
    1000 V
    Plate Dissipation65 W
    Grid 1 Voltage-200 V
    Cathode Current155 mA

    Audio Performance

    Power Output180 W
    Key Features
    • High Efficiency
    • Rugged construction
    • High transconductance
    • Low driving power
    100 mA