What is a Band-pass Filter (Butterworth Filter) and how to perform it in ASI Datalab?

Function of Band-pass Filter (BPF)

Band-pass Filters (BPF) can be used to filter out certain frequencies that lie within a particular band or range (lower and higher cutoff) of frequencies. This filter is combination of lowpass and highpass filter.

To perform Band-pass Filter in ASI Datalab following parameters are required as input:

  • Type of Filter: BANDPASS or BANDSTOP
  • Phase Less Filtering: TRUE or FALSE
  • Order of Filter (Default:4)
  • Lower Cutoff Frequency (Hz)
  • Higher Cutoff Frequency (Hz)

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