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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

TBL 15/125

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BrandPhilips
ClassPower Triode

Construction

Primary TypeTriode
Envelope
Glass/Metal
SectionsSingle

Filament / Heater

MaterialTungsten

Absolute Maximum Ratings

Audio Performance

Key Features
  • H.F. amplifier
  • L.F. amplifier
  • Oscillator

Application Notes

A safety device must be used to prevent filament energizing with one phase interrupted. Filament current must never exceed peak value during initial energizing schedule.

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