EXHIBIT 23 INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in Registration Statement Nos. 33-58511, 333-42413, 333-68607, and 333-94347 of Tektronix, Inc. on Forms S-8 of our report dated June 16, 2000, appearing in this Annual Report on Form 11-K of the Tektronix 401(k) Plan for the year ended December 31, 1999. DELOITTE & TOUCHE LLP Portland, Oregon June 19, 2000