Exhibit 99.1

      CERTIFICATION OF CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER
                                   PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002



         I, Martin Singer, certify, pursuant to 18 U.S.C. Section 1350, as
adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that the
Quarterly Report of PCTEL, Inc. on Form 10-Q for the quarterly period ended June
30, 2002 fully complies with the requirements of Section 13(a) or 15(d) of the
Securities Exchange Act of 1934 and that information contained in such quarterly
report fairly presents in all material respects the financial condition and
results of operations of PCTEL, Inc.



                                        By: /s/ MARTIN H. SINGER
                                            ----------------------------------
                                            Name:  Martin H. Singer
                                            Title: Chief Executive Officer


         I, John Schoen, certify, pursuant to 18 U.S.C. Section 1350, as adopted
pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that the Quarterly
Report of PCTEL, Inc. on Form 10-Q for the quarterly period ended June 30, 2002
fully complies with the requirements of Section 13(a) or 15(d) of the Securities
Exchange Act of 1934 and that information contained in such quarterly report
fairly presents in all material respects the financial condition and results of
operations of PCTEL, Inc.


                                        By: /s/ JOHN SCHOEN
                                            ----------------------------------
                                            Name:  John Schoen
                                            Title: Chief Operating Officer
                                                   and Chief Financial Officer