wikipedia.org: "Yoshi Wada is a sound installation artist and musician living in the United States. Wada received an arts degree, then joined the Fluxus movement in 1968 after meeting George Maciunas. He also studied with the great North Indian vocalist Pandit Pran Nath. Wada's works often incorporate the use of drone and are usually performed at very high volume, allowing for the music's overtones to be heard very clearly." Read on

Off the Wall (1985) "On this album you can listen to the sounds of a five-octave range homemade organ pipe, connected with a central machine, spreading the sound all over the room, where the music is played, this is a loud and nearly metaphysical minimalist experience." Download here