He has a few albums for sale, but here's one you can listen to via Bandcamp as Klunk, a duo with John Bell on vibraphone and percussion:
Many of these improvised instrumentals are nice indeed, with Cooper coaxing all kinds of atmospheric, almost ambient soundscapes out of his Highly Resonant Object. No harsh industrial pounding here. The interplay between vibes and HRO on "Aluminum" is quite lovely, and the dramatic "Columbium" is compelling. I love jazz vibes, but on some tracks the aimless wandering vibraphone doesn't do much for me. Tracks like the sparse, haunting "Stainless" are more successful.
Here are two samplers, both almost 6 minutes long:
And then there's:
Artist Statement - Like the man says: "Comfort Through Dissonance"