RF Monolithics, Inc. Announces Shipment of One Millionth Filter for Use in Satellite Radios

    DALLAS--July 10, 2003--RF Monolithics, Inc. (RFM) today announced it had reached a milestone in its support of the satellite radio market with the shipment of its one millionth intermediate frequency (IF) surface acoustic wave (SAW) filter used in satellite digital radio receivers (SDAR).
    RFM's filters represent state-of-the-art in SAW design and provide the desired intermediate frequency filtering solution for satellite radio receivers. RFM has developed multiple filter products for the satellite digital radio receiver market and supplies a set of four IF SAW filters for current generation satellite digital radio receivers. SIRIUS and XM Satellite Radio are the two North America satellite radio service providers. RFM is working with these providers and radio manufacturers on products for next generation chipsets that will allow consumers to choose between satellite services.
    "RFM's SAW filters are renowned for their technical benefits including low insertion loss, flat passband, high rejection and small size, all of which are essential elements of satellite radio receivers," stated Dr. Jidong Dai, Executive Director of RFM's Communications Products Group. "The satellite radio is one of the newest applications for our SAW filter products and is exciting for several reasons, but especially due to its fit into the automotive market, a market with which RFM is very familiar and in which it has a long history of success. We are pleased to be part of this phenomenal growth market and to be associated with the industry leaders in the satellite digital radio field."

    About RFM

    RFM, headquartered in Dallas, is a leading developer, manufacturer and supplier of a broad range of radio frequency components, and modules based on surface acoustic wave technology for the automotive, telecommunication, industrial, medical, consumer and distribution markets worldwide. Find out more about RFM by visiting our website: www.rfm.com.
    Certain names or marks mentioned herein may be claimed as the property of others.
    This news release contains forward-looking statements within the meaning of Section 21E of the Securities Exchange Act of 1934, as amended. Although the Company believes that in making any such statement that its expectations are based upon reasonable assumptions, any such statement involves substantial risks and uncertainties including, but not limited to, those detailed from time to time in the Company's SEC reports, including the report on Form 10-K for the year ended August 31, 2002. Such risks and uncertainties could cause the actual outcomes of matters addressed in its forward-looking statements to vary materially from those set forth herein. The Company does not assume any obligation to update any forward-looking information contained in this release.