 |
Encyclopediaaudio frequency:audio frequency: see sound; radio. The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved. More on audio frequency from Infoplease:
- sound - sound sound, any disturbance that travels through an elastic medium such as air, ground, or water ...
- William R. Hewlett - William R. Hewlett Born: 1913 Birthplace: Ann Arbor, Mich. Variable frequency oscillation ...
- William R. Hewlett - William R. Hewlett Born: 1913 Birthplace: Ann Arbor, Mich. Variable frequency oscillation ...
|
|