Vicor Corporation Conference Call Notification

    ANDOVER, Mass.--Jan. 23, 2003--Vicor Corporation today announced the investor conference call relating to the Company's results for the fourth quarter and year ended December 31, 2002, will take place on Thursday, February 6, 2003 at 5:00 p.m. (Eastern Standard Time).
    Shareholders interested in participating in the teleconference should call the following telephone number at approximately 4:50 p.m. (EST) on February 6.

    1-888-482-0024

    When calling, please give the following information to the operator:

    Passcode: 8731003
    Conference Leader: Mark Glazer

    The teleconference will begin promptly at 5:00 p.m. (EST). For those who cannot participate in the live teleconference, there will be a replay available shortly after the call through 5:00 p.m.(EST) on February 13, 2003. The replay dial-in number is 1-888-286-8010 and the Passcode is 349601.