THE 2-MINUTE RULE FOR ILLUSION OF KUNDUN MU ONLINE

Shepard Tone - Made by psychologist Roger Shepard at Bell Labs, this illusion includes a list of tones that seem to perpetually increase or drop. The illusion is established by Tremendous-positioning pure tones (sine waves) an octave apart.A standard phenomenon will be the auditory effect that a blowing automobile horn improvements its pitch as it