EXHIBIT 99.1

                    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 of Telecommunications Income Fund XI
(the "Company") on Form 10-Q for the period ending September 30, 2002 as filed
with the Securities and Exchange Commission on the date hereof (the "Report"),
I, Thomas J. Berthel, Chief Executive Officer of Berthel Fisher & Company
Leasing, Inc., General Partner of the Company, certify, pursuant to 18 U.S.C.
Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of
2002, that:

          (1) The Company's 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.


November 12, 2002                      /s/ Thomas J. Berthel
                                       President and Chief Executive Officer
                                       Berthel Fisher & Company Leasing, Inc.
                                       General Partner
                                       Telecommunications Income Fund XI, L.P.

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