Subbass requires much higher SPL to sound the same subjective loudness as other frequencies, even if you have a great subwoofer. The waveforms should account for this. https://en.wikipedia.org/wiki/Equal-loudness_contour
Subbass requires much higher SPL to sound the same subjective loudness as other frequencies, even if you have a great subwoofer. The waveforms should account for this. https:/ /en.wikipedia. org/wiki/ Equal-loudness_ contour