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                                  EXHIBIT 23.1

               CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS





        We consent to the incorporation by reference in the Registration
Statement (Forms S-8 No. 333-286, S-8 No. 333-52037, and S-8 No. 333-68249)
pertaining to the 1985 Stock Incentive Program, 1994 Stock Option Plan, Outside
Directors' Stock Option Plan and Employee Qualified Stock Purchase Plan of
Celeritek, Inc. of our report dated April 23, 1999, with respect to the
consolidated financial statements and schedule of Celeritek, Inc. included in
this Annual Report on Form 10-K for the year ended March 31, 1999.



                                                          /s/ Ernst & Young, LLP


San Jose, California
June 1, 1999