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                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                ----------------

                                   FORM 8-K/A
                               (Amendment No. 1)

                                 CURRENT REPORT


                     Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934



Date of Report (Date of earliest event reported): November 29, 1999


                       Teledyne Technologies Incorporated
             ------------------------------------------------------
             (Exact name of registrant as specified in its charter)


           Delaware                   1-15295              25-1843385
- ----------------------------        ------------       -------------------
(State or other jurisdiction        (Commission          (IRS Employer
      of incorporation)             File Number)       Identification No.)


2049 Century Park East, Los Angeles, California           90067-3101
- -----------------------------------------------           ----------
    (Address of principal executive offices)              (Zip code)


Registrant's telephone number, including area code:(310) 277-3311

                               Page 1 of 5 pages.
                            Exhibit Index on page 5.

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Item 5. Other Events.

                  On November 29, 1999, Allegheny Teledyne Incorporated, a
Delaware corporation ("ATI"), distributed all of the common stock of Teledyne
Technologies Incorporated, a Delaware corporation (the "Company"), to the
stockholders of ATI in a tax-free transaction. An aggregate of 26,603,102 shares
of common stock, par value $.01 per share, of the Company (the "Company Common
Stock") was distributed in the transaction.


                  The Company is comprised of certain businesses in the former
Aerospace and Electronics segment of ATI. An Information Statement with respect
to the distribution of the Company Common Stock was mailed to each ATI
stockholder of record as of November 22, 1999. As a result of the distribution
of the Company Common Stock, the Company is a separate publicly-traded company
and the Company Common Stock trades on the New York Stock Exchange under the
symbol "TDY".



Item 7. Financial Statements and Exhibits.

         (a) Financial Statements of Businesses Acquired

             None.

         (b) Pro forma Financial Information

             None.

         (c) Exhibits

         2.1  Separation and Distribution Agreement by and among Allegheny
              Teledyne Incorporated, TDY Holdings, LLC, Teledyne Industries,
              Inc. and Teledyne Technologies Incorporated*

         4.1  Rights Agreement between Teledyne Technologies Incorporated and
              ChaseMellon Shareholder Services, L.L.C.*

         10.1 Tax Sharing and Indemnification Agreement between Allegheny
              Teledyne Incorporated and Teledyne Technologies Incorporated*



                               Page 2 of 5 pages.
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         10.2 Interim Services Agreement between Allegheny Teledyne Incorporated
              and Teledyne Technologies Incorporated*

         10.3 Employee Benefits Agreement between Allegheny Teledyne
              Incorporated and Teledyne Technologies Incorporated

         10.4 Trademark License Agreement between Allegheny Teledyne
              Incorporated and Teledyne Technologies Incorporated*

         * Previously filed in Current Report on Form 8-K dated November 29,
           1999 (File No. 1-15295).


                               Page 3 of 5 pages.


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                                    SIGNATURE

                  Pursuant to the requirements of the Securities Exchange Act of
1934, the registrant has duly caused this amendment to be signed on its behalf
by the undersigned hereunto duly authorized.



                                              Teledyne Technologies Incorporated
                                                           (Registrant)




Date: December 6, 1999                        By: /s/ John T. Kuelbs
                                                 -----------------------
                                                 John T. Kuelbs
                                                 Senior Vice President,
                                                 General Counsel and Secretary


                               Page 4 of 5 pages.
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                                  EXHIBIT INDEX
                                  -------------



         2.1  Separation and Distribution Agreement by and among Allegheny
              Teledyne Incorporated, TDY Holdings, LLC, Teledyne Industries,
              Inc. and Teledyne Technologies Incorporated*

         4.1  Rights Agreement between Teledyne Technologies Incorporated and
              ChaseMellon Shareholder Services, L.L.C.*

         10.1 Tax Sharing and Indemnification Agreement between Allegheny
              Teledyne Incorporated and Teledyne Technologies Incorporated*

         10.2 Interim Services Agreement between Allegheny Teledyne Incorporated
              and Teledyne Technologies Incorporated*

         10.3 Employee Benefits Agreement between Allegheny Teledyne
              Incorporated and Teledyne Technologies Incorporated

         10.4 Trademark License Agreement between Allegheny Teledyne
              Incorporated and Teledyne Technologies Incorporated*

         * Previously filed in Current Report on Form 8-K dated November 29,
           1999 (File No. 1-15295).



                               Page 5 of 5 pages.