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

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Tube-number record

6T8-A

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BrandGeneral Electric
ClassTriple-Diode Triode
Filament6.3 V @ 450 mA

Construction

Primary TypeMulti-section
Sections3 diodes, 1 triode

Filament / Heater

Warm-up Time11s
Heater NotesControlled heater warm-up characteristic

Absolute Maximum Ratings

H-C Voltage100 V

Audio Performance

Key Features
  • Controlled heater warm-up characteristic
  • Especially suited for television receivers that employ 450-milliampere, series-connected heaters

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