PRESS RELEASE EXHIBIT 99.1 L-3 COMMUNICATIONS ANNOUNCES DEBT OFFERING [L-3 COMMUNICATIONS LOGO] L-3 COMMUNICATIONS CORPORATION 600 Third Avenue New York, NY 10016 212-697-1111 Fax: 212-682-9553 Contact: Cynthia Swain Vice President, Corporate Communications L-3 Communications 212-697-1111 For Immediate Release Contact: FD Morgen-Walke Investors: Eric Boyriven, Olivia Pirovano Media: Evan Goetz 212-850-5600 L-3 COMMUNICATIONS ANNOUNCES DEBT OFFERING NEW YORK, NY, December 16, 2003 - L-3 Communications Holdings, Inc. (NYSE: LLL) announced today that L-3 Communications Corporation, its wholly owned subsidiary, is seeking to raise $400.0 million, before underwriting expenses, through a private placement of senior subordinated notes. The notes will be offered within the United States only to qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, and, outside the United States, only to non-U.S. investors. L-3 stated that it will use the net proceeds to repay indebtedness outstanding under its senior credit facilities and for general corporate purposes, including acquisitions. The senior subordinated notes will have a ten-year maturity with interest payable semi-annually. In addition, L-3 announced its intention to redeem all of its outstanding $300.0 million aggregate principal amount of 5.25% Convertible Senior Subordinated Notes due 2009 (the "Convertible Notes"). To the extent that holders of the Convertible Notes do not choose to convert their Convertible Notes into common stock of L-3, all of such Convertible Notes will be redeemed at a redemption price of 102.625% of the principal amount thereof, plus accrued and unpaid interest, with the proceeds of this offering. This press release shall not constitute a notice of redemption of the Convertible Notes. The securities to be offered have not been registered under the Securities Act of 1933, as amended (the "Securities Act"), or any state securities laws and, unless so registered, may not be offered or sold in the United States except pursuant to an exemption from, or in a transaction not subject to, the registration requirements of the Securities Act and applicable state securities laws. This press release does not constitute an offer to sell or the solicitation of an offer to buy any security and shall not constitute an offer, solicitation or sale in any jurisdiction in which such offering would be unlawful. -more- L-3 ANNOUNCES DEBT OFFERING Headquartered in New York City, L-3 Communications is a leading merchant supplier of Intelligence, Surveillance and Reconnaissance (ISR) systems and products, secure communications systems and products, avionics and ocean products, training devices and services, microwave components and telemetry, instrumentation, space and navigation products. Its customers include the Department of Defense, Department of Homeland Security, selected U.S. Government intelligence agencies, aerospace prime contractors and commercial telecommunications and wireless customers. SAFE HARBOR STATEMENT UNDER THE PRIVATE SECURITIES LITIGATION REFORM ACT OF 1995 Except for historical information contained herein, the matters set forth in this news release are forward-looking statements. The forward-looking statements set forth above involve a number of risks and uncertainties that could cause actual results to differ materially from any such statement, including the risks and uncertainties discussed in the company's Safe Harbor Compliance Statement for Forward-looking Statements included in the company's recent filings, including Forms 10-K and 10-Q, with the Securities and Exchange Commission. The forward-looking statements speak only as of the date made, and the company undertakes no obligation to update these forward-looking statements. # # #