Carson City, NV (February 13, 2007)–Wisdom Audio has promoted David Graebener to executive vice president. In his new duties, Graebener will be responsible for transducer development, management of company intellectual property and system design. Graebener joined Wisdom in July as senior technical advisor and as a member of the company’s advisory board.
From the late 1970s through the ’80s, Graebener co-founded and was VP/R&D of Seattle, WA-based loudspeaker design and manufacturing company, Speakerlab. He was owner of Advanced Transducer Engineering and co-founder of Solution Matrix, where clients included Boeing Commercial Airplane Company, Pacific Car and Foundry, NCT, Onkyo and Carver/Toshiba. Graebener also worked with American Technology Corporation, Eastern Asia Technology Company, consulted for GCInnovations, and was owner of David Graebener Consulting and partner in Tyee Group.
Graebener has been involved in the authoring of several patents granted or pending related to planar magnetic transducer design and is associated with the development of more than 130 electro-acoustic designs.