PURPOSE: To illustrate the audio analog to the "spiral staircase" effect.
DESCRIPTION: This tape contains stepwise upward and downward Shepard's tones.
SUGGESTIONS: See other examples of Shepard's tones in our library: (1) Audiotape "Voice of the Computer" contains Shepard's tones and an electronic music composition using the downward glissando Shepard's tones: Computer Suite from "Little Boy," by Jean-Claude Risset (2) Videotape "A Pair of Paradoxes" simultaneously presenting stepwise Shepard's tones while a ball jumps around the spiral staircase.
REFERENCES: (PIRA unavailable.)
EQUIPMENT: Cassette with palyer.
SETUP TIME: Nonne.