NASA/Langley Research Center, Mail Stop 144, Industry Assistance Office, Hampton, VA 23681-0001

61 -- DESIGN,FURNISH, AND INSTALL A 12.5 MEGAWATT POWER SUPPLY SYSTEM FOR THE MACH 10/MACH 6 HEATERS SOL 1-144-GGL.1400 DUE 111799 POC Sang Lee, Contract Specialist, Phone (757)-864-9570, Fax (757) 864-8863, Email S.H.LEE@larc.nasa.gov WEB: Click here for the latest information about this notice, http://nais.nasa.gov/EPS/LaRC/date.html#1-144-GGL.1400. E-MAIL: Sang Lee, S.H.LEE@larc.nasa.gov. This is a modification to the synopsis entitled Design, Furnish, and Install a 12.5 Megawatt Power Supply System for the Mach 10/Mach 6 Heaters, Solicitation Number 1-144-GGL.1400, which was posted on August 12,1999. You are notified that the following changes are made: The anticipated release date of the RFO is on or about October 18, 1999. The due date for the receipt of offers is extended to November 17, 1999. 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/LaRC Business Opportunities home page is http://procurement.nasa.gov/EPS/LaRC/class.html [REPLACE "LaRC" IN BOTH PLACES WITH THE LaRC'S ABBREVIATION] 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 10/07/99 (D-SN390101). (0280)

Loren Data Corp. http://www.ld.com (SYN# 0223 19991012\61-0003.SOL)