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

Other (3,257 tube types), Pre (2,314 tube types), Power (1,030 tube types), Rectifier (740 tube types)
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Tube-number record

8162/3X3000F7

0 archive entries

BrandEimac
ClassHigh-Mu Power Triode
BaseSpecial / none

Construction

Primary TypeTriode
EnvelopeExternal Anode
SectionsSingle

Filament / Heater

MaterialThoriated-Tungsten

Absolute Maximum Ratings

Plate Voltage5000 V
Plate Dissipation3000 W
Cathode Current2900 mA

Audio Performance

Power Output11000 W
Key Features
  • Zero-bias
  • External-anode
  • High-mu
  • Thoriated-Tungsten filament

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
A-F Amplifier or Modulator Class-B, Grid-Driven (Two Tubes)4000 V——2002000 mA
R-F Linear Amplifier Class-B, Grounded-Grid4000 V——2002000 mA
R-F Linear Amplifier Class-B, Grounded-Grid5000 V——

Application Notes

Intended for use as a zero-bias Class-B amplifier in audio or radio-frequency applications. Grounded-grid operation is attractive for high power gain.

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    200
    1560 mA
    R-F Linear Amplifier Carrier Conditions, Grid-Driven4000 V——200815 mA