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  1. L

    Need help selecting bins for an FFT

    Thanks Tom, This is exactly what I was looking for :)
  2. L

    Need help selecting bins for an FFT

    Of the 16 columm, each representing an FFT bin, the highest frequency columns show less amplitude. Agreed, I'm looking for the mathematical relationship between "fft 1024" and Octave binnings. Currently, I'm just playing with trial and errors. The Example code use "0" as the first limit, then...
  3. L

    Need help selecting bins for an FFT

    Hello! I am adapting the AnalogIn->FFT->OctoWS2811 exemple for my project. My LED matrix is 16 wide by 79 high. My main issue is adapting the frequencyBinsHorizontal I now (almost) understand the concept, but I have no clue on how to select/tune the appropriate bin values. A quick look on Excel...
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    Number of LEDs per OctoWS2811 output

    Sorry to necro and old thread, but I need a small clarification: So a single Teensy 4.1, connected to 16 strips of 80 LEDs each will work just fine with OctoWS2811? Thanks!
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