Exhibit 31.2
CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002
I, Murray Cohen, certify that:
1. I have reviewed this quarterly report on Form 10-Q of RockfordCorporation; 2. Based on my knowledge, this quarterly report does not contain any untruestatement of a material fact or omit to state a material fact necessary tomake the statements made, in light of the circumstances under which suchstatements were made, not misleading with respect to the period covered bythis quarterly report; 3. Based on my knowledge, the financial statements, and other financialinformation included in this quarterly report, fairly present in allmaterial respects the financial condition, results of operations and cashflows of the registrant as of, and for, the periods presented in thisquarterly report; 4. The registrant’s other certifying officers and I are responsible forestablishing and maintaining disclosure controls and procedures (asdefined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internalcontrol over financial reporting (as defined in Exchange Act Rules13a-15(f) and 15d-15(f)) for the registrant and we have:
 a) Designed such disclosure controls and procedures, or causedsuch disclosure controls and procedures to be designed under oursupervision, to ensure that material information relating to theregistrant, including its consolidated subsidiaries, is made knownto us by others within those entities, particularly during theperiod in which this quarterly report is being prepared;  b) Designed such internal control over financial reporting, orcaused such internal control over financial reporting to be designedunder our supervision, to provide reasonable assurance regarding thereliability of financial reporting and the preparation of financialstatements for external purposes in accordance with generallyaccepted accounting principles; and  c) Evaluated the effectiveness of the registrant’s disclosurecontrols and procedures and presented in this report our conclusionsabout the effectiveness of the disclosure controls and procedures,as of the end of the period covered by this report based on suchevaluation;  d) Disclosed in this report any change in the registrant’sinternal control over financial reporting that occurred during theregistrant’s most recent fiscal quarter (the registrant’s fourthfiscal quarter in the case of an annual report) that has materiallyaffected, or is reasonably likely to materially affect, theregistrant’s internal control over financial reporting; and
5. The registrant’s other certifying officers and I have disclosed, based onour most recent evaluation of internal control over financial reporting,to the registrant’s auditors and the audit committee of registrant’s boardof directors (or persons performing the equivalent function):
 a) All significant deficiencies and material weaknesses in thedesign or operation of internal control over financial reportingwhich are reasonably likely to adversely affect the registrant’sability to record, process, summarize and report financialinformation; and  b) Any fraud, whether or not material, that involves managementor other employees who have a significant role in the registrant’sinternal control over financial reporting;.        Date: August 10, 2004 /s/ Murray Cohen   Murray Cohen   Interim Chief Financial OfficerPrincipal Financial Officer   
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