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                                                                   EXHIBIT 10.9

                          PERFORMANCE BONUS AGREEMENT

         This Performance Bonus Agreement (the "Agreement") is made between
GigaPixel Corporation (the "Company"), a Delaware corporation with its
principal place of business at 2350 Mission College Boulevard, Suite 800, Santa
Clara, California and Philip Carmack ("Employee"), on this 20th day of July,
2000 (the "Effective Date"). The parties agree as follows:

Conditions Precedent. The Company's obligation to advance to Employee a
performance bonus in accordance with the terms of this Agreement is subject to
Employee's (a) execution of, and agreement to, the terms of the employment
agreement attached hereto as Exhibit A (the "Employment Agreement"); (b)
commencement of the engagement of Employee thereunder, and (c) execution of the
contingent recourse non-negotiable promissory note attached hereto as Exhibit B
(the "Note").

Performance Bonus Advance. Upon satisfaction of the conditions precedent set
forth in Section 1 above and within the time period set forth in Section 3
below, the Company shall pay to Employee in advance of the performance of two
years of service under the Employment Agreement a performance bonus in the
amount of $50,000 ("Performance Bonus"), less all amounts to be withheld by the
Company in accordance with all applicable federal, state, local and foreign tax
laws and regulations.

Time of Payment. The Performance Bonus shall be paid to Employee within sixty
days after the effective date of the Employment Agreement.

Repayment Obligations. The Note shall provide that in the event that Employee,
as maker of the Note, ceases to provide services to the Company under the
Employment Agreement prior to the two-year anniversary of the effective date of
the Employment Agreement, the principal balance of the Note shall be payable no
later than one day after the termination of Employee's employment with the
Company. Notwithstanding the foregoing, the Note shall also provide that if,
Employee ceases to be employed by the Company for any of the following reasons,
then the payment obligation set forth therein shall not apply:

Death or permanent disability of employee;

Leave authorized by the Company not involving termination of the employment
relationship between Company and Employee; or

Transfer of Employee by the Company to a subsidiary, parent, successor or
affiliate of the Company (each, a "Company Affiliate"); provided that, if Maker
is transferred to any Company Affiliate, then Maker shall be obligated to
provide services to such Company Affiliate until the expiration of the two-year
period described above.

         For purposes of this Section 4, the term "permanent disability" shall
mean permanent inability of Employee, due to a physical or mental illness,
injury or impairment, to perform a substantial portion of his or her duties, as
determined by the board of directors of the Company. The exceptions expressly
enumerated in this Section 4 shall be the only exceptions under this Agreement.

Not an Employment Agreement. This Agreement is not an employment agreement and
shall not be construed or implied to be such from the terms herein.

Assignment. This Agreement is not assignable by Employee, and shall not be
subject to voluntary or involuntary alienation or transfer. The Company may
assign, in whole or in part, its rights and obligations under this Agreement to
any third party without consent of Employee.

Modification. This Agreement, together with the Employment Agreement and the
Note, shall constitute the entire agreement between the Company and Employee
with regard to the performance bonus to be paid to Employee by the Company, and
may not be changed, altered, or modified unless in writing and signed by the
Company and Employee.

Construction. This Agreement shall be governed and construed in accordance with
the laws of the State of California. All claims, if any, arising under this
Agreement shall be brought only in the courts located in San Jose, California,
and both parties agree to the jurisdiction and venue of such courts.

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Waiver. Any waiver by the Company of any provision of this Agreement or breach
thereof shall not be effective unless in writing, and no such waiver shall
operate or be construed as a waiver of any subsequent breach.

Employee Acknowledgement. Employee agrees that by his signature to this
Agreement that he has read this Agreement before signing it and that he fully
understands its purposes, terms and provisions, which he expressly acknowledges
to be reasonable in all respects. Employee further acknowledges receipt of a
copy of this Agreement.

Counterpart Execution. This Agreement may be executed by facsimile and in
counterparts, each of which shall be deemed an original and all of which when
taken together shall constitute one and the same instrument.

         IN WITNESS WHEREOF, the parties hereto have executed this Agreement as
of the day and year first written above.

                                    /s/ Philip Carmack
                                    -------------------------------------------
                                    Philip Carmack ("Employee")

                                    GIGAPIXEL CORPORATION

                                    /s/ George T. Haber
                                    -------------------------------------------
                                    George T. Haber
                                    President and Chief Executive Officer

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                                   EXHIBIT A

                              Employment Agreement

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                                   EXHIBIT B

               CONTINGENT RECOURSE NON-NEGOTIABLE PROMISSORY NOTE

                              San Jose, California

                                                                 July ___, 2000
-----------

         FOR VALUE RECEIVED, the undersigned (hereinafter called "Maker"),
subject to the conditions below, promises to pay to the order of GIGAPIXEL
CORPORATION, a Delaware corporation (the "Company"), the principal sum of
_______________________________ and No/100 Dollars ($______________) with no
interest. All amounts are payable at 4435 Fortran Drive, San Jose, California
95134 or such other place as the holder hereof may designate in writing. This
Note is executed pursuant to the Performance Bonus Agreement (the "Bonus
Agreement") dated of even date herewith between the Company and Maker, is
subject to the provisions set forth therein, and is being executed solely to
evidence the contingent repayment obligation of Maker described in Section 4 of
the Bonus Agreement.

         This Note shall be due and payable in a single installment of the full
principal amount hereof IF AND ONLY IF Maker shall fail to remain employed by
the Company for two (2) years under Maker's Employment or Consulting Agreement
with the Company of even date herewith for reasons other than (i) Maker's death
or permanent disability (as described in the Bonus Agreement), (ii) leave
authorized by the Company not involving termination of the employment or
consulting relationship between the Company and Maker, or (iii) transfer of
Maker by the Company to a subsidiary, parent, successor or affiliate of the
Company to which the Bonus Agreement is assigned by the Company. If this Note
shall become due and payable, such single installment shall be paid one (1)
business day following the termination of Maker's employment with the Company.

         Maker waives all demands for payment, presentations for payment,
notice of intention to accelerate maturity, notices of acceleration of
maturity, diligence in collecting, grace, notice, protest and notices of
protest.

         If this Note becomes due and payable and is not paid at maturity and
is placed in the hands of an attorney for collection or if it is collected
through bankruptcy or any other judicial proceedings, then (i) Maker agrees and
promises to pay to the holder hereof all costs of collection and enforcement
including, but not limited to, reasonable attorneys' fees, not to exceed ten
percent (10%) of the principal on this Note not paid at maturity, and (ii)
interest at the rate of ten percent (10%) per annum shall begin to accrue
thereafter.

         This Note is governed by, and shall be construed under, the laws of
the State of California.

                                      By:
                                         --------------------------------------
                                      Name:
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                                                                    EXHIBIT 10.9

March 6, 2000

Stan Cipkowski
President and Chief Executive Officer
American Bio Medica Corporation
122 Smith Road
Kinderhook, New York 12106

Dear Stan:

This letter agreement ("Agreement") sets forth the terms and conditions under
which I will act in the capacity of independent consultant to American Bio
Medica Corporation ("ABMC"). The terms and conditions of this consultantship
shall be as follows:

1.   The field of the consultantship ("the field") shall cover a variety of
     areas relating to urine based substance abuse immunoassays and contraband
     testing. Specifically, these areas shall include, but not be limited to the
     following:

          Assess the past, current and future business activity of ABMC in order
          to recommend and/or implement key strategic direction/choices for
          long-term, sustainable growth and improved shareholder value:

          -    Investigate the impact, productivity and future potential of ABMC
               product distribution channels to determine the most effective and
               profitable means to accelerate future annual sales growth.

          -    Develop a 5-year business plan in line with segmented market
               growth potential and analysis expectations.

          -    Develop strategic plan to optimize segmented market penetration
               of urine-based immunoassays and contraband tests.

          -    Develop ABMC customer desirability model to allow for focused
               targeting of those customers that present the greatest long-term
               opportunity.

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          -    Assist in identifying and establishing contact with key
               influential supporting advocates.

          -    Conduct marketing audit to assess the macro and micro attributes
               of customer demand.

          -    Rationalize pricing strategy by market segment.

          -    Provide market research data and estimates for planning purposes.

          -    Create strategic business plan that will quickly improve existing
               ABMC flat growth trend.

          -    Identify and prioritize significant national and regional account
               opportunities, including key decision-makers.

          -    Review all aspects of ABMC profit and loss schedule to determine
               alternatives to improve profit contribution.

          -    Review manufacturing, packaging and distribution process.

          -    Evaluate potential of inside telesales group to grow sales at
               lower costs to serve.

2.   This Agreement shall commence March 15, 2000 and shall continue in effect
     for a period of 12 months or until terminated as provided herein. I agree
     that during the term I shall be available to provide consulting services
     on a monthly retainer basis to ABMC. I also agree that at ABMC's request, I
     will submit detailed time and activity reports pursuant to this Agreement.
     In addition, I will be available at mutually agreeable dates, places and
     times, for meetings with ABMC management.

3.   For my consulting services, I shall be paid a total of forty-eight thousand
     ($48,000) dollars net, for the entire 12 month period of this contract.
     ABMC will assume liability for calculated taxes during the Term of this
     Agreement. Payment will be executed in the following manner: (1) a single
     payment of $10,000, net to be provided upon acceptance of this agreement by
     ABMC, (2) equal monthly payments of $3,800 net, commencing May 15, 2000 and
     with the last payment on April 15, 2001. ABMC will also reimburse me for
     reasonable travel and other out-of-pocket expenses incurred in connection
     with this Agreement, which have the

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prior written approval of ABMC. All payments shall be made to me within fifteen
(15) days of the receipt and all expenses. It is understood and agreed that the
compensation set forth in this paragraph shall be in total consideration for
the consulting services rendered hereunder.

4.   I agree to maintain in confidence and to keep secret for a period of three
years beyond the termination of this Agreement, and net to use for any purpose,
any unpublished, proprietary or confidential information (Information)
disclosed to me by or on behalf of ABMC.

5.   All reports, drawings, data, Information and property given to me by ABMC
shall be held in confidence by me, and I agree not to use, reproduce or
transmit such material to any other party without the prior written approval of
ABMC. Said material shall remain the sole property of, and be immediately
returned to ABMC upon termination of this Agreement. I also agree that at
ABMC's request, I will submit reports to ABMC summarizing all work or
activities performed pursuant to this Agreement.

6.   Nothing contained in this Agreement shall be deemed to create an
employer/employee, principle/agent, or joint venture relationship between the
parties.  Rather, services shall be performed pursuant to this Agreement as an
independent contractor.  I agree not to represent myself (express or implied)
as an agent, employee or representative of ABMC.

7.   I warrant and represent that I have the full right to enter into this
Agreement and that I am aware of no impediments with respect to agreements with
the third parties which would prevent me from carrying out any of the terms or
obligations set forth in this agreement.

8.  This Agreement constitutes the entire Agreement between ABMC and Robert L.
Aromando, Jr., with respect to the transactions contemplated herein and
supersedes all previous negotiations, commitments and writings.

9.   The law of the State of New Jersey shall govern this Agreement.

10.  No amendments or modifications hereof shall be effective unless made in
writing and signed by authorized representatives of both parties.

11.  This Agreement may be terminated by either party upon thirty- (30) days'
written notice to the second party.  In the event of termination, without
regard to the terminating
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     party, I will be compensated for services pursuant to the terms of this
     Agreement through the date of termination.

12.  I agree to comply with all applicable laws, regulations and ordinances in
     connection with the performance of duties hereunder, including, but not
     limited to, those relating to Procurement Integrity.

13.  ABMC agrees to defend, indemnify and hold Robert L. Aromando, Jr. harmless
     for any and all claims, liability or judgments arising out of this
     Agreement except to the extent caused by the sole negligence of Robert L.
     Aromando, Jr.

If the above terms and conditions are in accordance with your understanding of
our Agreement, please sign and date this letter in the space provided as an
indication of your agreement to be bound by the terms hereof and return the
executed original to me. Upon execution of this contract by ABMC, a check in
the amount of ten thousand ($10,000) dollars, net will be required to commence
duties and activities as outlined in this contract. All fees will be made
payable to Robert L. Aromando, Jr., 22 Homestead Farm Road, Milford, New Jersey
08848.

Very truly yours,

AGREED TO AND ACCEPTED BY:                   AGREED TO AND ACCEPTED BY:

/s/ Stan Cipkowski
----------------------------------           ----------------------------------
Stan Cipkowski                               Robert L. Aromando, Jr.
American Bio Medica Corp.                    Independent Consultant

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