SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 12, 2004 ____________________ Exact Name of Registrant as Specified in Its Charter: CALIFORNIA AMPLIFIER, INC. ___________________________________ DELAWARE 0-12182 95-3647070 _____________________________ ____________ _____________ State or Other Jurisdiction of Commission I.R.S. Employer Incorporation or Organization File Number Identification No. Address of Principal Executive Offices: 1401 N. Rice Avenue Oxnard, CA 93030 _________________________ Registrant's Telephone Number, Including Area Code: (805) 987-9000 _________________________ Former Name or Former Address, if Changed Since Last Report: Not applicable _________________________ ITEM 2. ACQUISITION OR DISPOSITION OF ASSETS This report is an amendment to the Registrant's report on Form 8-K dated April 12, 2004 that was filed with the Securities and Exchange Commission on April 27, 2004 (the "Initial Form 8-K Report"). This amending report contains the required audited financial statements and unaudited pro forma financial information referenced previously in the Initial Form 8-K Report. ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS. (a) Financial Statements of Business Acquired. The audited financial statements of Vytek Corporation for the years ended December 31, 2003 and 2002, including the report thereon of Ernst & Young LLP, independent registered public accountants, are attached hereto as Exhibit 99-1. The audited financial statements of Vytek Corporation for the year ended December 31, 2001 are incorporated by reference to pages F-1 to F-19 of the Registration Statement on Form S-4 (No. 333-112851) filed with the Securities and Exchange Commission on February 13, 2004. (b) Pro Forma Financial Information. The unaudited pro forma condensed combined balance sheet of California Amplifier, Inc. ("CalAmp") and Vytek Corporation ("Vytek") as of February 28, 2004, and the unaudited pro forma condensed combined statement of operations of CalAmp and Vytek for the year ended February 28, 2004 are attached hereto as Exhibit 99-2. (c) Exhibits. 99.1 Audited financial statements of Vytek Corporation for the years ended December 31, 2003 and 2002. 99.2 Unaudited pro forma condensed combined financial information of California Amplifier, Inc. and Vytek Corporation as of February 28, 2004 and for the year then ended. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. CALIFORNIA AMPLIFIER, INC. June 28, 2004 /s/ Richard K. Vitelle _________________________________ _________________________________ Date Richard K. Vitelle Vice President - Finance (Principal Financial Officer)