Exhibit 23        Consent of Independent Auditors

We consent to the use of our report dated February 25, 1999, except for Note 11,
as to which the date is May 12, 1999, with respect to the consolidated financial
statements of Environmental Systems Corporation and subsidiaries for the years
ended December 31, 1998 and 1997, included in the Form 8-K of TSI Incorporated
filed June 10, 1999.



                                                   /s/ Coulter & Justus, P.C.
                                                   June 8, 1999