Ever wonder about that eerie-sounding music in old sci-fi flicks? Those haunting strains may come from a theremin, an instrument you play without touching. How's that possible? Find out in this article.
AUDIO AND MUSIC GADGETS
Audio and music gadgets are staples in today's world. Articles in this channel range from noise-canceling headphones to portable media centers. Learn more about audio and music gadgets.
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