Exhibit 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement No. 333-42413 of Tektronix, Inc. on Form S-8 of our report dated June 26, 2006, appearing in this Annual Report on Form 11-K of the Tektronix 401(k) Plan for the year ended December 31, 2005.

/s/ DELOITTE & TOUCHE LLP

Portland, Oregon
June 26, 2006