San Jose, Calif.—July 9, 2004—Symmetricom, Inc. (Nasdaq: SYMM), has scheduled a conference call to discuss the company's financial results for the fourth quarter and fiscal 2004 financial results on Thursday, July 29, at 1:30 p.m. Pacific Time / 4:30 p.m. Eastern Time.

Symmetricom will issue a news release announcing the company's fourth quarter results at approximately 1:00 p.m. Pacific Time / 4:00 p.m. Eastern Time on July 29, 2004. For access to the conference call, please call 517-319-9285 by 1:20 p.m. Pacific Time. A taped replay of the call will be available for one week. To access the replay, please call 866-388-5361. You will need to reference the passcode: Symmetricom and the conference leader: Thomas Steipp. To listen to the call via the Internet, please log on to: www.symmetricom.com or www.vcall.com. The Internet Webcast will be archived for one year.