February 8, 2005 Stuart P. Litt Northport Systems, Inc. 215 Scudder Avenue Northport, NY 11768 Dear Stuart: We would like to extend the January 1, 2004 Consulting Agreement between American Technical Ceramics and Northport Systems, Inc. for a period...

                                                              February 8, 2005




Xxxxxx X. Xxxx
Northport Systems, Inc.
000 Xxxxxxx Xxxxxx
Xxxxxxxxx, XX  00000

Dear Xxxxxx:

We would like to extend the January 1, 2004 Consulting Agreement between
American Technical Ceramics and Northport Systems, Inc. for a period of one
year. The extended Agreement would expire on December 31, 2005. Other than the
one-year extension of the Agreement, all terms of the Agreement would remain the
same.

If you agree to extend the Consulting Agreement until December 31, 2005, please
sign this letter and return it to my attention at the address below.

                                                 Yours truly,


                                                 /S/XXXXXXXX X. XXXXX
                                                 ---------------------
                                                 Xxxxxxxx X. Xxxxx
                                                 Vice President, Administration
KMK


Agreed to:



/S/XXXXXX X. XXXX
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Xxxxxx X. Xxxx                              Date: March 1, 2005