MeasuredEstablished
A real wave, an audible translation
Ultrasound · Beyond hearing
Ultrasound is sound above the typical hearing range. The experience does not play megahertz audio; it maps the relationships into an audible sonification.Experience / metaphorEstablished
Digital audio cannot directly represent frequencies above the sample rate's Nyquist frequency; 1–10 MHz is therefore presented here as audible sonification.
Sources for this claim
Thought experimentWhat changes when the sound is clearly a map, not the thing itself?