L3 8-K Entry into a Material Definitive Agreement

                                                                      Exhibit 23



            Consent of Independent Registered Public Accounting Firm
            --------------------------------------------------------

The Board of Directors
L-3 Communications Holdings, Inc. and L-3 Communications Corporation:

We consent to the use of our reports dated March 16, 2005, with respect to the
consolidated balance sheets of The Titan Corporation and subsidiaries as of
December 31, 2004 and 2003, and the related consolidated statements of
operations, stockholders' equity, and cash flows for each of the years in the
three-year period ended December 31, 2004, and the related financial statement
schedule, and management's assessment of the effectiveness of internal control
over financial reporting as of December 31, 2004, and the effectiveness of
internal control over financial reporting as of December 31, 2004, incorporated
herein by reference in the L-3 Communications Holdings, Inc. and L-3
Communications Corporation Current Report on Form 8-K dated August 2, 2005.

Our report on the consolidated financial statements states that on January 1,
2002, the Company changed its method of accounting for goodwill.


/s/  KPMG LLP


San Diego, California
August 2, 2005