EXHIBIT 99.2

                           CERTIFICATION PURSUANT TO
                            18 U.S.C SECTION 1350,
                            AS ADOPTED PURSUANT TO
                 SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

   In connection with Annual Report of Teradyne, Inc. (the "Company") on Form
10-K for the period ending December 31, 2002 as filed with the Securities and
Exchange Commission on the date hereof (the "Report"), I, Gregory R. Beecher,
Chief Financial Officer of the Company, certify pursuant to 18 U.S.C (S)1350,
as adopted pursuant to (S) 906 of the Sarbanes-Oxley Act of 2002, that to the
best of my knowledge:

      (1) The Report fully complies with the requirements of section 13(a) or
   15(d) of the Securities Exchange Act of 1934, as amended; and

      (2) The information contained in the Report fairly presents, in all
   material respects, the financial condition and results of operations of the
   Company.

/s/   Gregory R. Beecher
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Gregory R. Beecher
Chief Financial Officer

March 26, 2003

A signed original of this written statement required by Section 906 has been
provided to Teradyne, Inc. and will be retained by Teradyne, Inc. and furnished
to the Securities and Exchange Commission or its staff upon request.