FIR Designer M Release Notes

 

Learn more about FIR Designer or download a free demo.

Version 1.2.6 (23 June 2019)

  • Update: Changed to native file open and save dialogs on Windows OS.
  • Fix: Rare glitch in phase plotting.
  • Fix: A 4th order parametric phase filter with extreme BW or Q values might cause a program crash.

Project file (*.fdp) format version: 23

Averager file (*.fds) format version: 2


Version 1.2.5 (8 June 2019)

  • New: Phase plots no longer show a vertical line at the wrap point. (The old plot method, that shows the wrap line, can be enabled in Preferences.)
  • New: FRD measurement files can now be loaded.
  • New: FIR file, and 32bit and 64bit float FIR filter files for DFM processors.
  • Update: Minor improvement to Rewindowing, including a Gain setting.
  • Fix: Program crash when trying to load an AFMG SPK file.

Project file (*.fdp) format version: 23

Averager file (*.fds) format version: 2

Version 1.2.4 (31 May 2019)

  • Fix: Magnitude offset level not correct when importing some SMAART TRF files.
  • Update: When loading SMAART TRF files, “Normalise magnitude to max” is now off.

Project file (*.fdp) format version: 23

Averager file (*.fds) format version: 2

Version 1.2.3 (29 May 2019)

  • Fix: System file doesn’t save correctly when Input IIRs and Linked VEQs are changed. Also file changed * flags are sometimes not correct when Input IIRs and Linked VEQs are changed.

Project file (*.fdp) format version: 23

Averager file (*.fds) format version: 2

Version 1.2.2 (15 May 2019)

  • Fix: “File from older program” error message that shouldn’t appear when loading project files. (Bug introduced in 1.2.1)
  • Fix: Some WAV files from realtime recorders may not load and cause the program to crash.

Project file (*.fdp) format version: 23

Averager file (*.fds) format version: 2

Version 1.2.1 (30 April 2019)

  • New: FIR filter “rewindowing” when sideloading. On Lake and Powersoft DTP dialogs, sideloaded FIR filters longer than the platform supported FIR filter length can be shortened and optimised using a new “rewindowing” dialog.
  • New: SMAART SRF file and miniDSP BIN (32bit float) file import.
  • New: Chaotic or noisy phase regions can now be hidden using the “Hide phase” feature with adjustable frequency limits.
  • New: FIR text note for GKF files on export.
  • 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: 23

Averager file (*.fds) format version: 2

Version 1.1.3 (9 April 2019)

  • Update: ‘Powersoft’ IIR mode now mandatory for Powersoft DTP dialog.

Project file (*.fdp) format version: 22

Averager file (*.fds) format version: 2

Version 1.1.2 (4 April 2019)

  • Fix: Some WAV files, generated by SMAART, wouldn’t load.
  • Fix: When resampling an impulse response during load, some sample rate combinations caused artefacts.
  • Various user-interface updates and fixes.

Project file (*.fdp) format version: 22

Averager file (*.fds) format version: 2

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