This is an “Aeolian kite instrument” installed by artist Ken Gregory as part of his current exhibit, titled wind coil sound flow, at Gallery 1C03 at the University of Winnipeg, in coordination with at the Video Pool Media Arts Centre:
The exhibit is on view from October 1 – 31, 2009. Image courtesy of Gregory’s cheapmeat.net, which also includes a sound sample from the show. More info at uwinnipeg.ca. More photos at flickr.com/photos/mediachef.