magnetostrictive loudspeaker

magnetostrictive loudspeaker

[mag¦nēd·ō¦strik·tiv ′lau̇d‚spēk·ər]
(engineering acoustics)
Loudspeaker in which the mechanical forces result from the deformation of a material having magnetostrictive properties.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.