This article describes a simple and very robust loudspeaker, comprising nothing more than a cream-cheese tub with lid, a screw, a magnet, wire, and tape. When plugged into a boom-box speaker output, it generates “high-fidelity” sound and much student enthusiasm.
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Apparatus for Teaching Physics| September 01 1999
Sound science—A simple and robust hands-on loudspeaker activity
Phys. Teach. 37, 350–351 (1999)
Molly Johnson, Virginia Stonick; Sound science—A simple and robust hands-on loudspeaker activity. Phys. Teach. 1 September 1999; 37 (6): 350–351. https://doi.org/10.1119/1.880313
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