EXHIBIT 32.1

  CERTIFICATION OF CHIEF EXECUTIVE OFFICER 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 on Form 10-Q of Analogic Corporation
(the "Company") for the period ended April 30, 2005 as filed with the Securities
and Exchange Commission on the date hereof (the "Report"), the undersigned, John
W. Wood Jr., Chief Executive Officer of the Company, hereby certifies, pursuant
to 18 U.S.C. Section 1350, that:

      (1) the Report fully complies with the requirements of Section 13(a) or
   15(d) of the Securities Exchange Act of 1934; 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/ John W. Wood Jr.
                                               ---------------------------------
                                                       John W. Wood Jr.
                                                    Chief Executive Officer

Date: June 9, 2005