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<blockquote data-quote="Peter Morris" data-source="post: 137719" data-attributes="member: 652">Re: New DIY Mid HighThanks Ivan that would be interesting to see.One of the things I’m struggling with is how should I EQ this box with Smaart or Systune. Flat, HF boost, LF boost or something else; a smooth response where spectrum is balanced so it voices nicely with a measure mic.As you pointed out in an earlier post there are many different ways to measure a system, and they will all give you different answers.<ul>
<li data-xf-list-type="ul">Environment – anechoic, in a space / room and outside.</li>
<li data-xf-list-type="ul">Measurement system – FFT, MLSSA, TEF, RTA etc.</li>
</ul>I suspect if I measure a system in an anechoic environment, flat is correct, but your voice sounds very thin in an anechoic chamber. As soon as you put a boundary in the space then we will hear a low frequency boosted caused by proximity to the boundary, and it sound right again. Smaart or Systune will also include some of this this in the measurement.The problem for us in the live sound industry is that we need to EQ the system in a space and make it sound nice. I believe many people are not understanding what Smaart is telling them and making incorrect adjustments just to get frequency response line to look as flat as possible.…anyway this is a whole new thread. If anyone else builds a box based on this design they can EQ to their taste.I have however posted a couple of pictures – note the similarity to the original frequency response I posted (pic 1 &amp; 3).</blockquote>

[QUOTE="Peter Morris, post: 137719, member: 652"] Re: New DIY Mid High Thanks Ivan that would be interesting to see. One of the things I’m struggling with is how should I EQ this box with Smaart or Systune. Flat, HF boost, LF boost or something else; a smooth response where spectrum is balanced so it voices nicely with a measure mic. As you pointed out in an earlier post there are many different ways to measure a system, and they will all give you different answers. [LIST] [*]Environment – anechoic, in a space / room and outside. [*]Measurement system – FFT, MLSSA, TEF, RTA etc. [/LIST] I suspect if I measure a system in an anechoic environment, flat is correct, but your voice sounds very thin in an anechoic chamber. As soon as you put a boundary in the space then we will hear a low frequency boosted caused by proximity to the boundary, and it sound right again. Smaart or Systune will also include some of this this in the measurement. The problem for us in the live sound industry is that we need to EQ the system in a space and make it sound nice. I believe many people are not understanding what Smaart is telling them and making incorrect adjustments just to get frequency response line to look as flat as possible. …anyway this is a whole new thread. If anyone else builds a box based on this design they can EQ to their taste. I have however posted a couple of pictures – note the similarity to the original frequency response I posted (pic 1 & 3). [/QUOTE]

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