Suggested sources for online audio clips that could be used in experiments:
Music Adventure Land
This is a source for short, streaming audio clips from a variety of musical styles that students may use in experiments.
New York Philharmonic Kidzone: Instrument Storage Room
This is a good source for streaming sound files featuring each instrument of the classical orchestra.
This is a library of well-known jazzy tunes in short, streaming audio files that students may use in experiments.