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 X (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 11, 2002                    /s/ Thomas J. Berthel
                                     President and Chief Executive Officer
                                     Berthel Fisher & Company Leasing, Inc.
                                     General Partner
                                     Telecommunications Income Fund X, L.P.



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