Auxetophone

The Auxetophone was an early compressed air gramophone designed by the British engineer Sir Charles Parsons.[1]

The Auxetophone was sold in the United States as the Victor Auxetophone.[2][3]

References

  1. ↑ Reiss, Eric (2007). The compleat talking machine: a collector's guide to antique phonographs. Chandler, Ariz: Sonoran Pub. p. 217. ISBN 1886606226.
  2. ↑ "1906 Victor Auxetophone". Montana Phonograph Company. Retrieved 2012-07-31.
  3. ↑ Pi. "More Defunct Technology: The Auxetophone". PSU ASA: The Penn State Chapter of the Acoustical Society of America. Retrieved 2012-07-31.