Support Forums Forums FIR Designer M Support Prodigy MP question

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    • 30 May 2024 at 8:29 pm #821

      Sorry, we don’t understand the question. FIR Designer M does not export magnitude response files. And the FIR filters that FIR Designer M does export, are vectors of values over time. For more details, I suggest reading the whitepaper at

      FIR Filter Guide

      All our products can load measurements or responses in CSV for with 3 columns (freq, mag and phase) or 4 columns (freq, mag, phase and coherence).

      The Prodigy may have it’s own method for creating FIR filters from measurements as CSV files.

      I have a question about frequencies and amplitude in the *.CSV file. If I agree on 512 tabs at 48000 Hz, what are the frequency assignments
      to the output Magnetude in the FIR Designer M.

      The cause of my question is a product Prodigy.mp, which requires the frequency information for the magnetude. Here is an example file that
      was sent to me by the manufacturer of Prodigy.mp.

      FREQUENCY,MAGNITUDE
      20.0,-10.00
      23.03,-9.60
      26.51,-9.20
      30.53,-8.80
      35.15,-8.40
      40.47,-8.00
      46.60,-7.60
      53.65,-7.20
      61.78,-6.80
      71.13,-6.40
      81.90,-6.00
      94.30,-5.60
      108.57,-5.20
      125.01,-4.80
      143.94,-4.40
      165.73,-4.00
      190.82,-3.60
      219.71,-3.20
      252.97,-2.80
      291.27,-2.40
      335.37,-2.00
      386.14,-1.60
      444.60,-1.20
      511.91,-0.80
      589.41,-0.40
      678.64,0.00
      781.39,0.40
      899.69,0.80
      1035.89,1.20
      1192.72,1.60
      1373.30,2.00
      1581.21,2.40
      1820.60,2.80
      2096.23,3.20
      2413.59,3.60
      2778.99,4.00
      3199.72,4.40
      3684.14,4.80
      4241.90,5.20
      4884.11,5.60
      5623.54,6.00
      6474.92,6.40
      7455.19,6.80
      8583.87,7.20
      9883.43,7.60
      11379.73,8.00
      13102.57,8.40
      15086.24,8.80
      17370.23,9.20
      20000.0,9.60

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