Document:

EXHIBIT 10.8

               AMENDMENT TO CONVERTIBLE REVOLVING PROMISSORY NOTE

      This promissory note (the "Amendment") made as of this March 1, 2000 by
ELGIN TECHNOLOGIES, INC., a corporation organized and existing under the laws of
the State of Delaware, having an office at 12 Executive Drive, Hudson, New
Hampshire 03051 (the "Borrower"), and in favor of HORACE T. ARDINGER, JR. having
an address of 9040 Governor's Row, Dallas, Texas 75356 (the "Lender").

                              W I T N E S S E T H:

      WHEREAS, on November 13, 1998, Borrower issued to Lender that certain
Convertible Revolving Promissory Note (the "Note") in the principal amount of
Four Million Dollars ($4,000,000) convertible into common stock of the Borrower
at a set conversion rate of $0.55 per share at any time so designated by the
Lender subject to limitations set forth in the Note;

      WHEREAS, since the date of the Note, the Lender has made additional
advances to the Borrower that are also convertible into common stock of the
Borrower at conversion rates set to reflect the market price of the stock at the
time of each advance; and

      NOW THEREFORE, the Borrower, for valued received, hereby agrees to amend
and modify the Note as follows:

      1. As of December 31, 1999 (the "Amendment Date"), the total principal
amount of the Note was Five Million Nine Hundred Twenty Five Thousand Dollars
($5,925,000).

      2. As of the Amendment date, the Lender may convert the principal into
common shares of the Borrower as follows:

            a. Four Million Two Hundred Twenty Five Thousand Dollars
            ($4,225,000) convertible at the rate of $0.55 per share;

            b. One Million Fifty Thousand Dollars ($1,050,000) convertible at
            the rate of $0.20 per share;

            c. Six Hundred Fifty Thousand Dollars ($650,000) convertible at the
            rate of $0.10 per share (the "Note").

      3. The Credit Agreement, as defined in the Note, is hereby modified and
amended to reflect the foregoing amendments and modifications to the Note.

      4. Except as specifically set forth herein, the Note and the Credit
Agreement shall remain unchanged and in full force and effect.

      5. The execution, delivery and performance by the Borrower of this
Amendment has been duly authorized by all necessary corporate action.

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      6. This Amendment, the Note and the Credit Agreement, as amended, hereby
constitute the legal, valid and binding obligations of the Borrower as
applicable and enforceable against such party in accordance with its terms.

      IN WITNESS WHEREOF, the Borrower has caused this promissory note to be
duly executed on its behalf and in its corporate name by its duly authorized
officer all as of the date first above written.

                                        ELGIN TECHNOLOGIES, INC.

                                        /s/ Michael J. Smith
                                        --------------------------------
                                        By: Michael J. Smith
                                        Its: Chief Financial Officer and
                                              Executive Vice PresidentEXHIBIT 10.9

                                    AGREEMENT

      AGREEMENT made as of the 25th day of January 2000 by and between Elgin
Technologies, Inc., a Delaware corporation (the "Company") e2 Electronics, Inc.,
a Delaware corporation ("EEI"), Logic Laboratories, Inc., a Delaware corporation
("Logic"), Warren Power Systems, Inc., a Delaware corporation ("Warren") and
William Mosconi of New York, New York ("Mosconi").

      WHEREAS, EEI, Logic and Warren (collectively, the "Subsidiaries") are the
wholly owned subsidiaries of the Company; and

      WHEREAS, Mosconi is the Company's President, Chief Executive Officer and
Chief Financial Officer and a member of the Company's board of directors; and

      WHEREAS, Mosconi is an officer and a member of the board of directors of
each of the Subsidiaries; and

      WHEREAS, Mosconi and the Company are parties to that certain Employment
Agreement dated as of October 10, 1997, pursuant to which the Company currently
employs Mosconi as its Chief Executive Officer (the "Employment Agreement"); and

      WHEREAS, as of October 1, 1999 Mosconi has ceased to act in the above
referenced capacities with respect to the Company's day-to-day business
operations; and

      WHEREAS, the Company, the Subsidiaries and Mosconi wish to provide for
Mosconi's resignation from such positions and for the termination of the
Employment Agreement.

      NOW, THERFORE, for good and valuable consideration, the receipt and
sufficiency of which are hereby acknowledged, the parties hereto do hereby agree
as follows:

      1. Mosconi hereby resigns, and the Company and the Subsidiaries hereby
accept Mosconi's resignation, effective immediately, from:

            a. The boards of directors of the Company and the Subsidiaries;

            b. The positions of President, Chief Executive and Chief Financial
            Officer of the Company; and

            c. All other posts, positions, appointments and offices of the
            Company and the Subsidiaries.

      2. Effective immediately, the Employment Agreement is hereby terminated
and rendered null, void and of no further effect. Mosconi and the Company hereby
waive and release each other from any and all liability, obligation, duty or
responsibility thereunder,

<PAGE>

past or future, accrued, pending or otherwise, including but not limited to the
restrictive covenants set forth in Paragraph 11 thereof.

      4. The Company and the Subsidiaries hereby hereby waive, release and hold
Mosconi harmless, and Mosconi hereby waives, releases and holds the Company and
the Subsidiaries harmless, from and against any and all claims, actions or
choses in action that they or he may have against each other arising through the
date hereof.

      5. Mosconi hereby covenants to the Company and the Subsidiaries that:

            a. From and after the date hereof, he shall, to the extent that the
Company and its counsel determine in their reasonable discretion to be necessary
and appropriate, cooperate, aid and assist in the defense, prosecution and/or
discovery of any action, claim, litigation, administrative proceeding or
enforcement action now threatened or pending or hereinafter threatened, made,
brought or asserted by, against, involving or affecting the Company, the
Subsidiaries or any stockholder, officer, director or employee thereof which
arises or relates to facts or circumstances that occurred prior to the date of
this agreement, including but not limited to that certain action presently
pending in the Middlesex Massachusetts Superior Court entitled Inverness Corp.,
et at vs. Elgin e2, Inc., provided that the Company shall bear or reimburse
Mosconi for the reasonable costs and expenses of such cooperation, aid and
assistance;

            b. Immediately after the execution of this agreement, he shall
either (i) assume the lease and all payments and other liabilities with respect
to that certain 1998 Lincoln Continental automobile presently in his possession
or (ii) return said automobile to the Company.

      6. The Company and the Subsidiaries hereby covenant to Mosconi that:

            a. From and after the date hereof, the Company and the Subsidiaries
shall indemnify and hold Mosconi harmless from and against any claim, action or
liability, including the reasonable costs and expenses of answering or defending
same, now pending or hereinafter made, threatened or asserted by any third party
or administrative or governmental agency, arising out of or directly in
connection with Mosconi having acted or served as an officer or director of the
Company or the Subsidiaries, including but not limited to that certain action
presently pending in the Middlesex Massachusetts Superior Court entitled
Inverness Corp., et al vs. Elgin e2, Inc.

            b. From and after the date hereof, the Company and the Subsidiaries
shall indemnify and hold harmless Mosconi, Linda Ianieri, Primo Ianieri and Key
International, Inc., a New Jersey Corporation (collectively, the "Guarantors"),
from and against any claim, loss or liability arising under or pursuant to
guarantees of payment and/or performance issued by the Guarantors, or any of
them, with respect to obligations of the Company and/or any of the Subsidiaries
to:

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<PAGE>

            (i) The State of Pennsylvania or any agency, bureau or department
            thereof; and

            (ii) Ascom Holding, Inc., a Delaware Corporation.

      5. This agreement shall be binding upon the parties hereto and their
heirs, successors and assigns.

      6. This agreement shall be governed by and construed in accordance with
the laws of the State of Delaware, without giving effect to principles of
conflicts of law.

      7. This agreement constitutes the entire agreement among the parties with
respect to the subject matter hereof and may only be amended or modified by a
writing signed by the parties hereto.

IN WITNESS WHEREOF, the parties hereto have this day set their hands and seals:

ELGIN TECHNOLOGIES, INC.                   WILLIAM MOSCONI

/s/ Michel Smith                           /s/ William Mosconi
------------------------------------       -------------------------------------
By: Michael Smith
Its: Interim Chief Executive Officer

E2 ELECTRONICS, INC.                       WARREN POWER SYSTEMS, INC.

/s/ Michel Smith                           /s/ Michel Smith
------------------------------------       -------------------------------------
By: Michael Smith                          By: Michael Smith
Its: Interim Chief Executive Officer       Its: Interim Chief Executive Officer

LOGIC LABORATORIES, INC.

/s/ Michel Smith
------------------------------------
By: Michael Smith
Its:  Interim Chief Executive Officer

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