Re:Perceptions of musical octaves are learned, not wired in ...
by mrob on Thursday June 25, 2020 @10:23AM
(#23641090)
1:2 is special in that it gives the maximum possible consonance when using harmonic timbres, but there are other good scales built around different ratios. See:
https://en.wikipedia.org/wiki/Bohlen%E2%80%93Pierce_scale
https://en.wikipedia.org/wiki/Gamma_scale