Patent Review: Dynamic Acoustic Waveguide

James Croft reviews another patent of a concept ignoring abundant prior art, which apparently wasn’t scrutinized by industry experts - as it should. The patent "Dynamic Acoustic Waveguide," was awarded to William Eugene Wheeler (High Ridge, MO) as inventor and assignee, and describes a “loudspeaker and a method of operation that allow for the production and emphasis of extremely low bass tones.

November 2016 marks the beginning of Voice Coil’s 30th year and this issue celebrates it accordingly! The November 2016 issue is filled with great articles including a Spotlight by Mike Klasco on MEMS Microphones, and an extensive directory of Mic Capsule Vendors. In this month’s Acoustic Patents, James Croft reviews two different patents, which apparently should have been scrutinized by industry experts - and weren’t. While this month’s Test Bench features new drivers from two of the premier Italian Pro Sound OEM manufacturers, Faital Pro and B&C Speakers.