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Old 12-28-2016, 06:04 PM   #22
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Join Date: Jun 2009
Location: brighton, uk
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Originally Posted by ReaDave View Post
I don't know a lot about the actual maths behind FFT calculations but would what Argitoth is suggesting be something along the lines of using equal points per octave for the FFT? Some of the spectrum analysis gear I use has the option of expanding the resolution of the low range this way. Instead of increasing the overall FFT resolution, it just changes the spacing of the points.
I'm not sure how that would equate to resource usage though.
I might have misunderstood but you can grab the frequencies at the bottom and "stretch" the run so to speak which definitely helps with definition.
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