Shepard Tone - Made by psychologist Roger Shepard at Bell Labs, this illusion includes a list of tones that appear to perpetually rise or tumble. The illusion is developed by Tremendous-positioning pure tones (sine waves) an octave apart. /information /verifyErrors The phrase in the instance sentence won't match the https://hogwarts-legacy-gameplay65319.bligblogging.com/36412868/illusion-of-kundun-mu-online-no-further-a-mystery