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

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Tube-number record

6BK6

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BrandSylvania
ClassDouble-Diode Triode
BaseMiniature 7-pin (B7G)
Filament6.3 V @ 300 mA

Construction

Primary TypeMulti-section
EnvelopeT-5 1/2
SectionsTriode and Two Diodes

Filament / Heater

Absolute Maximum Ratings

Plate Voltage300 V
H-C Voltage90 V

Audio Performance

Key Features
  • Miniature
  • Unipotential cathode
  • T-5 1/2 Bulb
  • Design Center Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Triode Section Characteristics250 V160062500801.2 mA

Application Notes

External shield #316 connected to Pin 2.

Datasheets

Datasheet: 6BK6.pdf

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

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