Eco-Echo (1992–93)

Windmill-like structures made with silkscreened and painted aluminum and Lexan, Eco-Echo are sonar-activated, responding to the presence of a viewer moving near the work. They were created in collaboration with Donald Saff of Saff Tech Arts in Oxford, Maryland.

Eco-Echo I
Pinwheel
Eco-Echo III
Robert Rauschenberg, Eco-Echo VI 1993
Eco-Echo VI