Giga-tronics Incorporated (Nasdaq: GIGA) announced today that it has received three orders valued at $5.1 million for microwave components from a major aircraft manufacturer.  The award for high performance specialty filters based upon the Company's fast switching YIG technology, will be fulfilled by Giga-tronics' Microsource component subsidiary located in Santa Rosa, California.  John Regazzi, CEO of Giga-tronics stated, "These orders are particularly significant not only because they represent continued confidence in us as a valued supplier on their current program, they also mark the beginning of our support on a second major aircraft platform with potential for large ongoing future business."  One order valued at $1.8 million will be delivered by the end of our fiscal year, in March 2010.