Erik Gibelyou

Dell Inspiron 1764 lap top opening its disc tray, closing it, and reading a compact disc. Recorded with Zoom H4nPro.

Erik Gibelyou

CD being loaded into car stereo and then ejected before playback begins. Ejection of CD is accompanied by a beeping sound. Recorded with Zoom H4nPro.

Jeff Benatar, Eastman School of Music

A CD player with 3 trays for 3 CDs allows for one to change discs without manually taking out and reinserting a new CD. The sound heard here is made when the user either presses a button on the remote to switch discs or what happens when one disc finishes and the next CD is cued up to play.