COVER 10 filename10.txt Microwave Filter Company, Inc. 6743 Kinne Street East Syracuse, New York 13057 March 1, 2012 Securities and Exchange Commission Washington, D.C. 20549 Gentlemen: Pursuant to the requirements of the Securities Exchange Act of 1934, we are transmitting herewith Definitive Additional Materials on Schedule 14A. If you have any questions regarding this filing, please contact me at (315) 438-4758. Sincerely, Richard Jones Richard Jones, Chief Financial Officer