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 the Quarterly Report of Teradyne, Inc. (the "Company") on
Form 10-Q for the period ending September 29, 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
November 13, 2002

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