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FIR Coefficient Finder is a digital signal processing tool which quickly generates floating point and fixed point coefficients for Finite Impulse Response filters.

Supported filter types include low pass, high pass, band pass, notch, raised cosine, and root raised cosine. Generation methods include windowed filter design, and remez-exchange.

Analysis features include magnitude and phase plots in the frequency domain, as well as impluse response plots in the time domain. Zoom features and cursors make taking measurements quick and easy. Comparison plots between floating point and fixed point coefficients allow you to

What's New

Version 1.0.1:
  • Bug fix to prevent application crashing under certain conditions
  • Added installation program
  • Added feedback request link
  • Updated licensing setup


Mac OS X 10.4 or later

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FIR Coefficient Finder User Discussion


Current Version (1.x)


Downloads 2,122
Version Downloads 1,593
License Demo
Date 26 Oct 2006
Platform OS X / PPC 32 / Intel 32
Price $99.00
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