FIR Designer M Release Notes

 

Learn more about FIR Designer or download a free demo.

Version 1.1.1 (14 February 2019)

  • Various user-interface updates and fixes.

Project file (*.fdp) format version: 22

Averager file (*.fds) format version: 2


Version 1.1.0 (13 February 2019)

  • New: IIR filter modes provides accurate emulation of IIR filters for specific brand products, particularly with regard to bandwidth or Q. Options include “General” (including all IIR filters from prior versions of FIR Designer), “Linea Research” (including unique Hardman crossover filters) and “Powersoft.”
  • New: Lake and Powersoft DTP dialogs now show FIR sideload filenames.
  • Fix: Polarity of odd-order low-pass Bessel filters was incorrect, but matched Lake products.
  • Fix: If smoothing was used on the Import tab, it wasn’t showing for channels other than the current channel being edited.
  • Fix: Saving IIR coefficients to file wasn’t added the txt extension.
  • Various user-interface updates and fixes.
  • Warning: Project files saved with this program version will not open correctly on older versions of FIR Designer.

Project file (*.fdp) format version: 22

Averager file (*.fds) format version: 2

Version 1.0.1 (25 November 2018)

  • Various user-interface updates and fixes.

Project file (*.fdp) format version: 21

Averager file (*.fds) format version: 2

Version 1.0.0 (25 November 2018)

  • Initial release.

Project file (*.fdp) format version: 21

Averager file (*.fds) format version: 2