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Re: iMic Pops and Clicks
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Re: iMic Pops and Clicks


  • Subject: Re: iMic Pops and Clicks
  • From: Uwe Koloska <email@hidden>
  • Date: Fri, 23 Aug 2002 11:40:47 +0200
  • Organization: voiceINTERconnect GmbH

David A. Gatwood schrieb:
>
> The only way to know for sure is to put an appropriate power
> filter inline between the USB port and the iMic and see if
> the problem goes away. (A powered hub introduces dozens of
> other variables, which totally defeats the purpose of the
> test.)

Do you know of such a filter?

> From my past experience with hard drive electrical noise, it
> should sound like a high pitched whine with little chirps.
> I've never heard hard drive activity generate anything that
> remotely resembled a pop. That's not to say it can't, just
> that it doesn't fit with what I've experienced in the past.

I have prepared a part from my last recording where the clicks
and a very funny sound are heard so that we all know what we are talking about ;-)
http://www.koloro.de/iMicClick.html

> IMHO, a more likely explanation is interrupt latency.

Yes, this was my first thought, too. And I changed the buffer settings and upgraded to a new version of either the recording software and the USB-audio driver -- but it seems (at best) be the same maybe even worse ...

Uwe Koloska

--
voiceINTERconnect www.voiceinterconnect.de
... smart speech applications from germany
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  • Follow-Ups:
    • Re: iMic Pops and Clicks (and lost frames)
      • From: EJ Campbell <email@hidden>
    • Re: iMic Pops and Clicks
      • From: "David A. Gatwood" <email@hidden>
References: 
 >Re: iMic Pops and Clicks (From: "David A. Gatwood" <email@hidden>)

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