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Re: Mic bench test setup?

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  • c319chris
    I ve had good luck with Room EQ Wizard for the speaker-and-calibrated-mic method. http://www.hometheatershack.com/roomeq/
    Message 1 of 42 , Nov 26, 2012
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      I've had good luck with Room EQ Wizard for the speaker-and-calibrated-mic method.

      http://www.hometheatershack.com/roomeq/
    • c319chris
      Got the kinks worked out of my code. No more wacky-ass results.
      Message 42 of 42 , Jun 9, 2013
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        Got the kinks worked out of my code. No more wacky-ass results.


        --- In micbuilders@yahoogroups.com, "c319chris" <c319chris@...> wrote:
        >
        > I think Herb and Kim use comparison calibration. I've looked for and couldn't find a place that does reciprocity calibration or will rent me a reciprocity calibration setup. Herb and Kim were it, yet their curves are similar but do have some significant differences. As a very smart person who works with databases once quoted, "the man who wears two watches does not know what time it is."
        >
        > In testing some other omnidirectional mics with the spark technique,I'm getting some wacky-ass results, so I'm going to have to examine my code to make sure I'm not doing something wrong.
        >
        >
        > --- In micbuilders@yahoogroups.com, Aaron Heller <ajheller@> wrote:
        > >
        > > On Sat, Jun 8, 2013 at 10:43 AM, c319chris <c319chris@> wrote:
        > >
        > > > Whether the spark is flat is an imponderable. How would you measure that
        > > > but with a microphone, and now we're going around in a circle. OTOH, are
        > > > the speakers and laboratory-calibrated microphones used to generate
        > > > calibration curves for my mic perfectly flat? It's doubtful. It seems to me
        > > > there would be fewer degrees of freedom with only a mic and a spark.
        > > >
        > > >
        > > You may want to take a look at
        > >
        > >
        > > http://en.wikipedia.org/wiki/Measurement_microphone_calibration#Reciprocity_Calibration
        > >
        > >
        > > [Non-text portions of this message have been removed]
        > >
        >
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