Sparton to Debut The SP3003D Digital Compass at the AUVSI Unmanned Systems North America 2005 Conference

(Jackson, MI) –June 2, 2005 – Electronics Design and Manufacturing Services Provider, Sparton Corporation (NYSE:SPA) announced it will debut the new SP3003D Digital Compass at the Association for Unmanned Vehicle Systems International (AUVSI’s) Unmanned Systems North America 2005 Conference in Baltimore, Maryland June 28-30, 2005.

Sparton’s exhibit will be located at booth 441, where the unique features of a fully functional Sparton SP3003D Digital Compass will be demonstrated during the conference. Representatives for Sparton, Jim Lackemacher, Vice President of Defense & Security Systems along with Glenn Kroge, Director of Defense & Security Business Development will be available for additional discussions throughout the three-day conference.

About The Sparton SP3003D Digital Compass
The Sparton SP3003D three-axis digital compass provides full 360 degrees tilt-compensated bearing, pitch, and roll. This unique, affordable sensor provides continuous and exceptional accuracy in the presence of stray magnetic fields while automatically maintaining heading accuracy under motion conditions. In today’s market, it is currently the only digital compass available today with the ability to provide true heading data by applying a magnetic variation algorithm when given positional information and date.

About Sparton Corporation
Sparton Corporation (NYSE:SPA) now in its 105th year, provides design engineering and electronics contract manufacturing services utilizing seven manufacturing locations encompassing nearly 855,000 sq. ft. along with several alliance partner facilities throughout North America. Sparton has also opened a manufacturing plant in Vietnam, Spartronics, which began operations in May 2005. In addition to strong core printed circuit board assembly (PCBA) and complete assembly manufacturing capabilities, Sparton offers a complete range of pre-manufacturing, post-manufacturing and engineering services including functional testing, component obsolescence services and new product introduction processes.

Safe Harbor and Fair Disclosure Statement
Safe Harbor statement under the Private Securities Litigation Reform Act of 1995: To the extent any statements made in this release contain information that is not historical, these statements are essentially forward-looking and are subject to risks and uncertainties, including the difficulty of predicting future results, the regulatory environment, fluctuations in operating results and other risks detailed from time to time in the Company's filings with the Securities and Exchange Commission (SEC). The matters discussed in this press release may also involve risks and uncertainties concerning Sparton's services described in Sparton's filings with the SEC. In particular, see the risk factors described in the Company's most recent Form 10K and Form 10Q. Sparton assumes no obligation to update the forward-looking information contained in this press release.