Candela tube filament heating

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juszat

  • Jr. Member
  • Posts: 15
Candela tube filament heating
« on: 9 Oct 2017, 02:25 am »
What type of current heats the filaments in the Candela preamp . DC or A.C..

AlexG

  • Industry Participant
  • Posts: 208
Re: Candela tube filament heating
« Reply #1 on: 12 Oct 2017, 02:05 pm »
The Candela has a separate highly filtered DC power supply for the tube filaments.

BTW, Is this you Tamas? You can call me or PM directly if needed.

Alex