PRESS RELEASES / FEBRUARY 13, 2008

AMERICAN TECHNOLOGY TO PRESENT AT ROTH CAPITAL
PARTNERS 20th ANNUAL OC GROWTH STOCK CONFERENCE

SAN DIEGO, CA, February 13, 2008 - American Technology Corporation (ATC) (NASDAQ: ATCO), a leading innovator of directed sound products and technologies, announced today that management will meet with institutional investors and present the Company's business strategy on growing security, military and commercial markets for ATC's directed sound products at the ROTH Capital Partners 20th Annual OC Growth Stock Conference on February 20th at the Ritz Carlton Laguna Niguel, in Dana Point, California. In addition to the presentation, the Company will demonstrate some of its proprietary directed sound products.

ROTH Conferences are one of the largest in the nation for small cap growth companies. Combining company presentations, Q & A sessions and management one-on-one meetings, institutional clients are afforded an in-depth look at senior management and the presenting companies.

Now in its 20th year, the ROTH Annual OC Conference will feature presentations from over 300 small cap growth companies. The list of presenting companies have been identified by ROTH's award-winning research team and are representative of a broad spectrum of sectors, including Technology, Healthcare, Energy and Industrial, and Consumer Products.

About American Technology Corporation
American Technology Corporation is Shaping the Future of Sound® by providing directed audio solutions that place clear, highly intelligible sound exactly where needed. ATC's Long Range Acoustic Device (LRAD®), HyperSonic® Sound and NeoPlanar® product lines make up the core of an expanding portfolio of directed sound products and technologies. For more information about ATC and its directed sound solutions please visit the company's web site at www.atcsd.com.

FOR FURTHER INFORMATION CONTACT:

Investor Relations:
Robert Putnam
(858) 676-0519
robert@atcsd.com