The following video is a demonstration of a homemade Edison tinfoil phonograph made by Andrew R. McNeese, Jason D. Sagers, Richard D. Lenhart, and Preston S. Wilson at the University of Texas at Austin.
Build your own!
Learn about the history of the phonograph and download mechanical drawings to build your own tinfoil phonograph.
Read our 2012 article in Polytec InFocus magazine
A short article about the Scanning Laser Doppler Vibrometer (SLDV) measurements made on the phonograph was published in Polytec's InFocus magazine.