Exhibit 3.27

                       RESTATED ARTICLES OF INCORPORATION

      The undersigned certify that:

      1. They are the Vice President and the Vice President and Treasurer,
respectively, of MULTIPLEX TECHNOLOGY, INC., a California corporation.

      2. The Articles of Incorporation of this corporation are amended and
restated to read as follows:

      FIRST: The name of the corporation (hereinafter referred to as the
"corporation") is MULTIPLEX TECHNOLOGY, INC.

      SECOND: The existence of the corporation is perpetual.

      THIRD: The purpose of the corporation is to engage in any lawful act or
activity for which a corporation may be organized under the General Corporation
Law of California, other than the banking business, the trust company business
or the practice of a profession permitted to be incorporated by the California
Corporations Code.

      FOURTH: The principal office for the transaction of business of this
corporation is located in the County of Los Angeles, State of California.

      FIFTH: The total number of shares which the corporation is authorized to
issue is 100, all of which are of one class and of a par value of $0.01 each,
and all of which are Common shares. The Board of Directors of the corporation
may issue any or all of the aforesaid authorized shares of the corporation from
time to time for such consideration as it shall determine and may determine from
time to time the amount of such consideration, if any, to be credited to paid-in
surplus.

      SIXTH: In the interim between meetings of shareholders held for the
election of directors or for the removal of one or more directors and the
election of the replacement or replacements thereat, any vacancy which results
by reason of the removal of a director or directors by the shareholders entitled
to vote in an election of directors, and which has not been filled by said
shareholders, may be filled by a majority of the directors then in office,
whether or not less than a quorum, or by the sole remaining director, as the
case may be.

      SEVENTH: The liability of the directors of the corporation for monetary
damages shall be eliminated to the fullest extent permissible under California
law.

      EIGHTH: The corporation is authorized to provide indemnification of agents
(as defined in Section 317 of the Corporations Code) for breach of duty to the
corporation and its shareholders through bylaw provisions or through agreements
with the agents, or both, in excess of the indemnification otherwise permitted
by Section 317 of the Corporations Code, subject to the limits on such excess
indemnification set forth in Section 204 of the Corporations Code.

      3. The foregoing amendment and restatement of Articles of Incorporation
has been duly approved by the Board of Directors.

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      4. The foregoing amendment and restatement of Articles of Incorporation
has been duly approved by the required vote of shareholders in accordance with
Section 902, California Corporations Code. The total number of outstanding
shares of the corporation is 100 shares of Common Stock. The number of shares
voting in favor of the amendment and restatement exceeded the majority vote
required. There are no outstanding shares of the Corporation's Series A
Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D, E
or F Preferred Stock.

      We further declare under penalty of perjury under the laws of the State of
California that the matters set forth in this certificate are true and correct
of our own knowledge.

Date: 12/9/99                                 /s/ RICHARD L. BREADY
                                            -----------------------
                                            Richard L. Bready
                                            Vice President

                                            /s/ RICHARD J. HARRIS
                                            -----------------------
                                            Richard J. Harris
                                            Vice President and Treasurer

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