Re: A background rumble appears in a sound from microphone in Sound blaster Live.

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Article #1208

#1208

From: D
Date: Tue, 30 Oct 2007 07:51

47 lines
3849 bytes

On Oct 30, 2:30 am, Jim McCardle <jmcca...@bigpond.net.au> wrote:
> I have personally had this sort of problem quite a while back.  It was
> really bad if you moved the mouse.  I found updating the mouse
> software fixed the problem.  Also check if the IRQ that the sound card
> is using is being "shared", this can cause some problems also.
> JMCC
> ======================================================
>
>
>
> On Mon, 29 Oct 2007 16:53:15 -0500, Bob I <bire...@yahoo.com> wrote:
>
> >nobody > wrote:
>
> >> Bob I wrote:
>
> >> snip
>
> >>>>> I would doubt that a BIOS setting would have an effect on this. Since
> >>>>> the hum is being picked up in the microphone circuitry and being
> >>>>> amplified, increasing the mike volume increases the sounds. You might
> >>>>> try moving the sound card to a different motherboard slot to see if
> >>>>> there is any reduction in the hum by moving it further away from some
> >>>>> component.- Hide quoted text -
>
> >>>>> - Show quoted text -
>
> >>>> Thanks Bob I for your suggestion!
> >>>> I installed the sound cards to different slots. This did not help.
> >>>> Best regards,
> >>>> Dima
>
> >>> Then it would seem that the motherboard would be the problem. Is there
> >>> perhaps any "swollen" or leaking capacitors on the motherboard.
>
> >> Has anyone considered a bad AC outlet ground?
>
> >> Also, I've lost track of the REAL symptoms. Does the microphone output
> >> hum or do the headphones hum just because the mic is plugged in?
>
> >Yes the headphones hum when the mic is plugged in and not muted.- Hide quoted text -
>
> - Show quoted text -
Thanks Jim McCardle for your reply!
The hum is with a Logitec mouse. I will check with another mouse. It
is really bad if I move the mic farther from the system case.
Dima

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From:  D <tarb@bk.ru>
Newsgroups: rec.audio.pro,rec.arts.movies.production.sound,24hoursupport.helpdesk,microsoft.public.windowsxp.general
Subject: Re: A background rumble appears in a sound from microphone in Sound blaster Live.
Date: Tue, 30 Oct 2007 00:51:27 -0700
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