Test Tunes for Subjective Evaluation of Drivers and Loudspeakers

Test Tunes for Subjective Evaluation of Drivers and Loudspeakers, expertly selected by John Marks. From Donald Fagen to Franco Vassallo, Julia Fordham and Frederica von Stade. Some carefully selected audio tracks for subjective evaluation of drivers and loudspeakers. Voices, Male, Female, and Group. Tracks available as high-quality streaming on QOBUZ and TIDAL.

MDAQS or Multi-Dimensional Audio Quality Score, is a new binaural perception-based software tool that replaces human evaluation with novel metrics in the assessment of audio quality. This is a much needed approach for characterization of headphones, earphones, speakers, and any audio system, including automotive audio designs, researched, documented and validated by audio test and measurement company HEAD acoustics.

audioXpress readers are well familiarized with Richard Honeycutt's Hollow State column. In many of his articles, Honeycutt explored distortion in a quest to find the origin of “tube sound.” In this article, he takes a more general view of possible amplifier differences, solid- or hollow-state, focusing on different amplifiers’s differences in sounds, and a correct subjective evaluation process of components and systems. This article was originally published in audioXpress, October 2012.

dB Design’s Four Channel Speaker Switcher (FCSS) is ideal for switching between up to four pairs of loudspeakers, when performing A-B type listening comparisons. This new switcher has the ability to switch up to four pairs of speakers with front panel or remote control channel select and auto switching between reference and up to three other speakers with three selectable switching times.