Landauer, Key Technology, Dollar Tree and Microsemi Events to be Broadcast by Vcall Over the Internet


RICHMOND, Va., July 23, 2002 (PRIMEZONE) -- Landauer, Inc. (NYSE:LDR), Key Technology, Inc. (Nasdaq:KTEC), Dollar Tree Stores, Inc. (Nasdaq:DLTR) and Microsemi Corporation (Nasdaq:MSCC) will broadcast their investor communication events over the Internet, Vcall, a Service of WILink announced today.

Landauer, Inc. will broadcast its earnings event on Thursday, 7/25/2002 at 3:00 p.m. Eastern. This call can be accessed at http://www.vcall.com/EventPage.asp?ID=82010

Key Technology, Inc. will broadcast its earnings event on Thursday, 7/25/2002 at 4:30 p.m. Eastern. This call can be accessed at http://www.vcall.com/EventPage.asp?ID=81801

Dollar Tree Stores, Inc. will broadcast its earnings event on Thursday, 7/25/2002 at 4:45 p.m. Eastern. This call can be accessed at http://www.vcall.com/EventPage.asp?ID=81900

Microsemi Corporation will broadcast its earnings event on Thursday, 7/25/2002 at 4:45 p.m. Eastern. This call can be accessed at http://www.vcall.com/EventPage.asp?ID=82039

These events are available through the Vcall website, located at http://www.vcall.com. Listeners should go to the Vcall website at least fifteen minutes before these events to download and install any necessary audio software. For those unable to attend the live broadcast, a replay will be available beginning approximately one hour after the event. There is no charge to access any event.

About WILink: Since 1992, WILink (www.wilink.com) has opened information channels between public companies and potential investors. WILink is an investor relations and investment services group that markets a range of services that help publicly traded companies and mutual funds attract and retain well informed investors, while providing investors with access to information to make well informed investment decisions. This year WILink will make more than 7 million investor introductions to over 4,200 corporate clients through services including The Annual Reports Service, The Fund Info Service, Vcall (www.vcall.com) Investor Conference (www.investorconference.com) and Informed Investors Forums (www.informedinvestors.com). These services provide investors free access to onsite and webcast investor events and company financial reports through WILink's relationships with over 220 leading financial media channels in 14 countries including The Wall Street Journal, Financial Times, Barron's and Yahoo!Finance. For companies and mutual funds, these services enable compliance with regulation fair-disclosure requirements and provide visibility with investors at the precise point investors are making decisions. WILink, Inc., a wholly owned subsidiary of WILink.com plc (WLK on The London Stock Exchange), began operations in Richmond, Va. in 1993.



            

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