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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)
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Tube-number record

6K6-GT

0 archive entries

BrandGeneral Electric
ClassPentode
BaseOctal
Filament6.3 V @ 400 mA

Construction

Primary TypePentode
EnvelopeT-9 Glass
Base MaterialIntermediate Shell Octal
SectionsSingle

Filament / Heater

Heater NotesA-C or D-C

Absolute Maximum Ratings

Plate Voltage315 V
Plate Dissipation8.5 W
Grid 2 Voltage285 V
Grid 1 Voltage-250 V
Cathode Current25 mA
H-C Voltage200 V

Audio Performance

Typical THD11%
Power Output3.4 W
Key Features
  • Power-amplifier pentode
  • Television vertical deflection amplifier capable
  • Coated unipotential cathode

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A Amplifier100 V1500104000—9 mA
Class A Amplifier250 V230090000—32 mA
Class A Amplifier315 V2100110000—25.5 mA
Push-Pull Class A1 (Two Tubes)285 V—12000—55 mA
Triode Connection250 V270025006.837.5 mA

Application Notes

Designed for use in the audio-frequency power output stage of television and radio receivers. Electrically identical to type 41.

Filters

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Manufacturers

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