<div dir="ltr">Interesting. First, sameplerate is the same as 1 / "interval", right? <div><br></div><div>For context, I am outputting this data onto a RGB matrix from my raspberry pi. Visually, it seems that an interval of 50 million nanoseconds is a good speed for the matrix's refresh rate. This would mean my sample rate is 20 Hz, correct? With 10 bands, would that make each band represent 1 Hz covering 0-10Hz? </div></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, May 17, 2016 at 11:46 AM, Sebastian Dröge <span dir="ltr"><<a href="mailto:sebastian@centricular.com" target="_blank">sebastian@centricular.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">On Di, 2016-05-17 at 11:34 -0400, Cole Bush wrote:<br>
> Hello,<br>
><br>
> I am using the spectrum good plugin with gstreamermm and it is<br>
> working really well. I just have one question that doesn't seem to be<br>
> answered in the documentation for it here. What is the frequency<br>
> range it analyzes? If i set bands = 10, what frequency does the first<br>
> and the last band cover? Is it 20-20K Hz?<br>
<br>
</span>It depends on the samplerate. If you have 48kHz, it will be 0Hz to<br>
24kHz (0 to nyquist frequency) and the bands are equally spaced over<br>
that range. So with 10 bands, the first band would be 0 to 2.4kHz.<br>
<span class="HOEnZb"><font color="#888888"><br>
--<br>
Sebastian Dröge, Centricular Ltd · <a href="http://www.centricular.com" rel="noreferrer" target="_blank">http://www.centricular.com</a><br>
<br>
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