Sa-Alc Test Systems Branch, 308 Avionics Circle Suite # 2, Kelly Afb, Texas 78241-5947

66 -- SIGNAL GENERATOR SOL F41608-97-R-37532 01 POC For copy, Fax request to Buyer at (210)925-1054, For additional information contact Gomez, Joyce A./ldkaa/[210]925-8461 Synopsis is hereby amended as follows: The best estimated quantity is 33 in lieu of 22 ea. The delivery is changed from 30 Dec 97 to 120 days ARO for line item 0001. Line item 0002 is for Commercial Tech Manuals and the delivery is IAW DD1423 in lieu of 30 Sep 97. This is not a full and open competition buy. This is a sole source procurement. See CBD Note 22. The ship to information will be cited on each order issued hereunder. See Note (s) revised Note 22 73. (0156)

Loren Data Corp. http://www.ld.com (SYN# 0297 19970609\66-0004.SOL)