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                                                                    EXHIBIT 10.2

               AMENDMENT NO. 1 TO OFFICE BUILDING TRIPLE NET LEASE



        THIS AMENDMENT NO. 1 to Office Building Triple Net Lease is made and
entered into this ____ day of ___________, 1993, to be effective, however, as of
February 28, 1990, by and between BILL B. WILLIAMS, JR. and JUDITH A. WILLIAMS,
husband and wife, as Lessor, and TELECT, INC., a Washington corporation, as
Lessee.

        The parties hereto do hereby amend, effective as of February 28, 1990,
that certain Office Building Triple Net Lease between Lessor and Lessee, bearing
an effective date of February 28, 1990, as follows:

        1. Section 2 thereof is hereby amended in its entirety to read as
follows:

        "2. Commencement date. The lease term shall commence at 12:01 a.m. on
        April 1, 1991 (hereinafter called "commencement date")."

        2. Section 4 thereof is hereby amended in its entirety to read as
follows:

        "4. Monthly rental. Lessee shall, during the lease term, pay to Lessor
        at E. 23003 Euclid, Otis Orchards, Washington 99027, or such other place
        as Lessor shall designate in writing from time to time, without setoff
        or deduction for any reason whatsoever, a monthly rental in the amount
        of Twenty Five Thousand Dollars ($25,000). The monthly rental shall be
        prorated for partial months falling within the lease term, and shall be
        payable in advance on or before the first day of each calendar month
        during the lease term; provided, however, that the first payment shall
        be due on the commencement date. If any rent payment is not received by
        lessor within five (5) days after the due date (or on the next business
        day if the fifth day is not a business day), then Lessee shall pay as
        additional rent the sum of five percent (5%) of the delinquent payment
        for each month or a portion thereof that the payment remains overdue."

        As herein amended, the parties hereto do hereby reaffirm and ratify all
of the terms and provisions of said Office Building Triple Net Lease.


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        IN WITNESS WHEREOF, the parties hereto have executed this First
Amendment to Office Building Triple Net Lease on the date and year first above
written, to be effective, however, as of February 28, 1990.

Lessors:

BILL B. WILLIAMS, JR. and
JUDITH A. WILLIAMS



By:
   -----------------------------------------
        Bill B. Williams, Jr.


By:
   -----------------------------------------
        Judith A. Williams

Lessees:

TELECT, INC., a Washington corporation



By:
   -----------------------------------------
        Bill B. Williams, Jr.
Its:    President


By:
   -----------------------------------------
        Judith A. Williams
Its:    Secretary/Treasurer


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STATE OF WASHINGTON   )
                      ) ss.
County of Spokane     )

        I certify that I know or have satisfactory evidence that BILL B.
WILLIAMS, JR. is the person who appeared before me, and said person acknowledged
that he signed this instrument and acknowledged it to be his free and voluntary
act for the uses and purposes mentioned in the instrument.

Dated
      --------------------------------



                                           -------------------------------------
                                           Notary Public in and for the State of
                                           Washington, residing at Spokane
                                           My Commission Expires:
                                                                  --------------

STATE OF WASHINGTON   )
                      ) ss.
County of Spokane     )

        I certify that I know or have satisfactory evidence that JUDITH A.
WILLIAMS is the person who appeared before me, and said person acknowledged that
she signed this instrument and acknowledged it to be her free and voluntary act
for the uses and purposes mentioned in the instrument.


Dated
      --------------------------------



                                           -------------------------------------
                                           Notary Public in and for the State of
                                           Washington, residing at Spokane
                                           My Commission Expires:
                                                                  --------------


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STATE OF WASHINGTON   )
                      ) ss.
County of Spokane     )

        I certify that I know or have satisfactory evidence that BILL B.
WILLIAMS, JR. is the person who appeared before me, and said person acknowledged
that he signed this instrument, on oath stated that he was authorized to execute
the instrument and acknowledged it as the President of Telect, Inc. to be the
free and voluntary act of such party for the uses and purposes mentioned in the
instrument.


Dated
      --------------------------------



                                           -------------------------------------
                                           Notary Public in and for the State of
                                           Washington, residing at Spokane
                                           My Commission Expires:
                                                                  --------------


STATE OF WASHINGTON   )
                      ) ss.
County of Spokane     )

        I certify that I know or have satisfactory evidence that JUDITH A.
WILLIAMS is the person who appeared before me, and said person acknowledged that
she signed this instrument, on oath stated that she was authorized to execute
the instrument and acknowledged it as the Secretary/Treasurer of Telect, Inc. to
be the free and voluntary act of such party for the uses and purposes mentioned
in the instrument.


Dated
      --------------------------------



                                           -------------------------------------
                                           Notary Public in and for the State of
                                           Washington, residing at Spokane
                                           My Commission Expires:
                                                                  --------------


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