Re: laptop noise (was Re: [linux-audio-user] intel core 2 duo and amd turion 64x2)

From: Eric Dantan Rzewnicki <eric@email-addr-hidden>
Date: Sat Mar 10 2007 - 23:10:30 EET

On Sat, Mar 10, 2007 at 11:56:32AM -0800, Mark Knecht wrote:
> On 3/10/07, Lee Revell <rlrevell@email-addr-hidden-job.com> wrote:
> >On 3/10/07, Eric Dantan Rzewnicki <eric@email-addr-hidden> wrote:
> >> One issue though, I'm getting a nasty zipper noise in one monitor
> >> connected to the edirol ua-25 whenever any keyboard, trackpad, disk or
> >> video activity happens. If I unplug from the power supply and run on
> >> battery the noise goes away. Everything (laptop and 2 active monitors)
> >> are on the same power strip. ua-25 and remote25 are usb powered. I
> >> recall someone else reporting something similar recently.
> >> Is there anything I can try to do to get rid of the noise when plugged
> >> into power?
> >I doubt it - it sounds like your laptop vendor used cheap noisy capacitors.
> If you use high-end power strips with over-voltage protection like
> from APX or other vendors then possibly putting them on separate power
> strips might work.

I'll try that. Thanks for the suggestions ... not holding out much hope
though.

-Eric Rz.
Received on Sun Mar 11 00:15:05 2007

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