NASA/Goddard Space Flight Center, Code 215, Greenbelt, MD 20771

66 -- PURCHASE OF 150 GHZ RADIOMETER SOL 554-72363-920 DUE 053100 POC Mary E. McKaig, Contract Specialist for Simplified Acquisition, Phone (301) 286-4240, Fax (301) 286-1720, Email Mary.E.McKaig.1@gsfc.nasa.gov WEB: Click here for the latest information about this notice, http://nais.msfc.nasa.gov/cgi-bin/EPS/bizops.cgi?gr=D&pin=51#554-72363-920. E-MAIL: Mary E. McKaig, Mary.E.McKaig.1@gsfc.nasa.gov. This is a modification to the synopsis entitled PURCHASE OF 150 GHZ RADIOMETER (Solicitation Number 554-72363-920) which was posted on May 10, 2000. You are notified that the following changes are made: Item #4 of the specifications is corrected to the following: 4) Beam width: 4 degrees +/- 0.1 degrees The due date for receipt of quotes IS NOT extended. Documents related to this procurement are available over the Internet and are in Microsoft Office Suite (Word 6.0, Excel 5.0, or PowerPoint 4.0) format and will reside on a World Wide Web (WWW) server, which may be accessed using a WWW browser application. The Internet site, or URL, for the NASA/GSFC Business Opportunities home page is http://nais.msfc.nasa.gov/cgi-bin/EPS/bizops.cgi?gr=CL&pin=51 Offerors are responsible for monitoring this site for the release of the solicitation and any amendments. Potential offerors are responsible for downloading their own copy of the solicitation and amendments (if any). Posted 05/10/00 (D-SN453354). (0131)

Loren Data Corp. http://www.ld.com (SYN# 0243 20000512\66-0003.SOL)