Center on Contemporary Art Shmoos Harp Installation by Dan Senn Seattle, WA, June 1994 | PlateTechTonics Click on photo to enlarge. . Pictured: Bass Shmoos (left), Tenor Shmoos, Alto Shmoos. Wind blown pendulums (wooden dowels with sails) are located on strings above piezos. Oscillating fans are activated by patrons pressing switches at along installation base board. Switches at base activate feedback circuits and pendulum beating. Oscillating fans pointed at silver platters cause weight of resonator to shift affecting instrument resonance. | MAIN INDEX