Exhibit 10.1
 
AMENDMENT (the “Amendment”) dated as of May 1, 2008 (the “Amendment Effective
Date”) by and between ADVANCED PHOTONIX, INC., a Delaware corporation (the
“Company”) and ROBIN F. RISSER, an individual (“Holder”) to that certain SECURED
PROMISSORY NOTE (the “Note”) dated as of May 2, 2005.
 
The Company and Holder have agreed to amend and modify the Note in accordance
with the terms and conditions hereinafter set forth. Unless otherwise defined
herein, capitalized terms shall have the respective meanings assigned to them in
the Note.
 
NOW, THEREFORE, in consideration of the foregoing, the parties, intending to be
legally bound, hereby agree to replace in its entirety Section 1 of the Note as
follows:
 
(1) PAYMENT OF PRINCIPAL. The Principal shall be payable in annual installments
of ONE HUNDRED SIXTY SIX THOUSAND SIX HUNDRED SIXTY SEVEN DOLLARS ($166,667) on
the first anniversary of the Issuance Date, ONE HUNDRED EIGHTY THREE THOUSAND
THREE HUNDRED THIRTY THREE DOLLARS ($183,333) on the second anniversary of the
Issuance Date, THREE HUNDRED THOUSAND DOLLARS ($300,000) on December 1, 2008,
and a final installment of THREE HUNDRED SIXTEEN THOUSAND EIGHT HUNDRED THIRTY
THREE DOLLARS ($316,833) on the fourth anniversary of the Issuance Date (the
“Maturity Date”).
 
Except to the extent amended hereby, the Note remains in full force and effect
in accordance with its terms and the Interest Rate (as defined in the Note) will
continue to be paid at the rate prescribed in Section 2 of the Note. The terms
and conditions of this Amendment shall be construed together with the terms of
the Note as a single agreement, provided that, to the extent any terms and
conditions of the Amendment are inconsistent with the terms and conditions of
the Note, the terms and conditions of this Amendment shall govern.
 
IN WITNESS WHEREOF, this Amendment has been executed by the Parties as of the
Amendment Effective Date.

        ADVANCED PHOTNIX, INC.  
   
   
    By:   /S/ Richard D. Kurtz   

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Richard D. Kurtz,   Chief Executive Officer 

 

        By:   /S/ Robin Risser   

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ROBIN F. RISSER

 
 

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