Acoustics, Ultrasound and Vibration Ultrasound Piezomaterials ManufacturersEDO ECP Home Electro-Ceramic Products Salt Lake City, Utah Phone: 801-486-7481 Fax: 801-484-3301 www.edocorp.com Business Areas EDO Electro-Ceramic Products is one of the largest suppliers of piezoelectric materials in North America. Since 1958 we have provided ceramic based products for defense and aerospace applications including underwater acoustic transducers and arrays for navigation and communication sonars for the United States Navy and its prime contractors, seismic and offshore oil exploration, industrial posit