FIR Creator Release Notes

 

Learn more about FIR Creator or download a free demo.

 

Version 1.6.3 (24 April 2022)

  • New: REW measurement magnitude/phase text file import.
  • Various user-interface updates and fixes.

Version 1.6.2 (28 January 2022)

  • Various user-interface updates and fixes.

Version 1.6.1 (26 January 2022)

  • New:
    • Mag Adjust tab now has Keel-Horbach filters and “Invert” and “Complement” filter options
    • Mag Design tab now has “Invert” filter option
    • Phase Adjust and Phase Design tabs now have “Invert” filter option
    • Window function now includes Kaiser-Bessel with adjustable alpha
    • Mouse control of filters; frequency, bandwidth/Q and gain. Also mouse control of frequency bands on “Auto Mag” & “Auto Phase” tabs.
      • When a filter in the table is highlighted, controls appear on the plot and can be moved by the mouse.
  • Update: High DPI improvements, for Microsoft Windows and released in 1.5.0, can now be enabled/disabled in Preferences.
  • Various user-interface updates and fixes.
  • Windows version now requires Microsoft Windows 10 64 bit.

Version 1.5.1 (20 October 2021)

  • Update: SMAART® TRF files with MTW+ can now be loaded.

Version 1.5.0 (2 October 2021)

  • New: Mouse control of IIR, mag and phase filters and auto-mag and auto-phase bands.
  • Update: More improvements for high DPI displays on Microsoft Windows.
  • Update: Splash screen at start.
  • Various user-interface updates and fixes.

Version 1.4.8 (17 March 2021)

  • Update: Improvements for high DPI displays on Microsoft Windows.

Version 1.4.7 (28 August 2020)

  • Fix: Auto Mag upper plot was incorrect when using a File as target.
  • Fix: Sample rate sometimes incorrect in Chebyshev filter calculations.
  • Various user-interface updates and fixes.

Version 1.4.6 (25 June 2020)

  • Fix: Changing any tab’s ‘Enable’ checkbox wasn’t alerting the user to a change in the project.
  • Various user-interface updates and fixes.

Version 1.4.5 (30 April 2020)

  • Fix: IIR filters were not save correctly in project file and wouldn’t load. (Bug introduced in 1.4.0.)

Version 1.4.4 (12 April 2020)

  • Various user-interface updates and fixes.

Version 1.4.3 (7 April 2020)

  • Fix: SPK file response was shifted 2x in frequency.

Version 1.4.2 (2 April 2020)

  • Fix: Parts of the UI locked when loading a file on the Target tab. (Bug introduced in 1.4.0.)

Version 1.4.1 (29 March 2020)

  • Fix: Parts of the UI locked when loading a measurement. (Bug introduced in 1.4.0.)

Version 1.4.0 (20 February 2020)

  • New: Variable BW/Q 2nd order LP and HP filters.
  • Update: Each tab’s “enable” checkbox is now saved in, and restored from, the project file.
  • Update: Tab “solo” checkboxes have been removed.
  • Various user-interface updates and fixes.

Version 1.3.11 (15 February 2020)

  • Fix: Import & GPD impulse response samples plots would sometimes disappear when using power smoothing on import.

Version 1.3.10 (29 September 2019)

  • Update: Application notarized to run on macOS 10.15 Catalina

Version 1.3.9 (4 September 2019)

  • Update: Improvement to measurement sample-rate converter near nyquist.
  • Update: BW & Q are now both written to the IIR text and summary text files.

Version 1.3.8 (13 July 2019)

  • Fix: Filename in title bar might not display correctly.
  • Update: Solo checkboxes cleared and tab Enable checkboxes enabled after program load.

Version 1.3.7 (11 July 2019)

  • Various user-interface updates and fixes.

Version 1.3.6 (9 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.)
  • Fix: Magnitude offset level not correct when importing some SMAART TRF files.

Version 1.3.5 (16 May 2019)

  • New: FRD file, SMAART SRF file and miniDSP BIN (32bit float) file import.
  • Fix: Some WAV files from realtime recorders may not load and cause the program to crash.
  • Fix: Program crash when trying to load an AFMG SPK file.

Version 1.3.4 (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.

Version 1.3.3 (20 January 2019)

  • Minor update to the tracking of odd-order low-pass Bessel filters. (See fix in 1.3.2.)

Version 1.3.2 (17 January 2019)

  • Fix: Polarity of odd-order low-pass Bessel filters was incorrect, but matched Lake products. This version calculates the correct polarity for new projects, but maintains the inverted filters when loading older projects. It also provides an option to convert a project to the correct polarity.
  • Various user-interface updates and fixes.

Version 1.3.1 (5 November 2018)

  • Fix: A power spectrum only STO file may crash the application.
  • Various user-interface updates and fixes including parameter table drop-down controls now open in one click.

Version 1.3.0 (29 July 2018)

  • New: “Monkey Forest” SPK measurement files can now be loaded.
  • New: When “Normalise magnitude to max” is set, the “Magnitude offset (dB)” field displays the normalisation gain.
  • Fix: Minor error in measurement response when measurement is resampled down to 12 kHz or 24 kHz.
  • Various user-interface updates and fixes.

Version 1.2.0 (9 May 2018)

  • New: Added a direct website link to the latest download on the “update available” dialog.
  • New: Klippel Impulse Response text files can now be loaded.
  • New: Right-clicking on a zoomed plot now zooms out to maximum.
  • Various user-interface updates and fixes.

Version 1.1.3 (17 April 2018)

  • Fix: Measurement resampler gave bad results for greater than small sample rate differences.
  • Various user-interface updates and fixes.

Version 1.1.2 (3 February 2018)

  • Fix: Fixed crash when opening some STO files.
  • Fix: SMAART trace (TRF) files with a specific FFT size can now be loaded. Previously only MTW files were loading.
  • Fix: Loading a project file that contained a target response with coherence could result in the program crashing.
  • Various user-interface updates and fixes.

Version 1.1.1 (11 December 2017)

  • Update: Improved import logging when loading project files from FIR Designer.

Version 1.1.0 (10 December 2017)

  • New: Support for 96 kHz filter design.

Version 1.0.2 (25 November 2017)

  • Update: Computation time has been reduced. (Now using platform accelerated FFT’s.)
  • Update: New application icon which can now be seen on black backgrounds (like Windows 10 taskbar).
  • Fix: Import and Target file measurement functions were not changing sample rate correctly when “New” project was selected.

Version 1.0.0 (5 November 2017)

  • Initial release.

SMAART is a registered trademark of Rational Acoustics LLC, Connecticut, USA.