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Noisy Power transformer - is it normal? How to fix?

Hello,

I'm wondering 'how much' noise is normal that power transformers should emit from the unit itself? I know that I have a sensitive ears, but this one I can hear from above 3 meters. And it is brand new DBX unit. Maybe that is a completely normal? :shock: :oops:

Maybe they should be totally quiet in operation? My option is to try to fix that annoying transformer sound by removing the transformer from the housing/case and re-bend the fitting(housing) until it no longer emit that annoying "bzzzz" sound or alternatively mod the unit by connecting it directly to 15V adaptor. I'm not sure however how many mW it requires to be driven properly.

I would really appreciate any help.

Regards,
HT

Comments

  • Should be totally silent...contact tech support...I don't even know when mine are on but for the lights... which unit?

    Gadget
  • Gadget wrote:
    Should be totally silent...contact tech support...I don't even know when mine are on but for the lights... which unit?

    Gadget
    That was my impression too, DBX is HQ brand. It is 166XS unit, brand new and untouched. It is very annoying 'bzzzzz' sound coming from it. I'm considering to do some 'hot fix' on my own but that will void warranty :(

    Cheers.
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