SCHEDULE 13G/A
                               CUSIP NO. 77316P101
                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                 SCHEDULE 13G/A

                    Under the Securities Exchange Act of 1934
                               (Amendment No. 2)*

                                 ROCKFORD CORP.
        -----------------------------------------------------------------
                                (Name of Issuer)

                                  Common Stock
        -----------------------------------------------------------------
                         (Title of Class of Securities)

                                    77316P101
                              --------------------
                                 (CUSIP Number)

                                December 31, 2002
        ----------------------------------------------------------------
             (Date of Event Which Requires Filing of this Statement)

Check the  appropriate box to designate the rule pursuant to which this Schedule
is filed:

         / X /    Rule 13d-1(b)
         /   /    Rule 13d-1(c)
         /   /    Rule 13d-1(d)

*The  remainder of this cover page shall be filled out for a reporting  person's
initial filing on this form with respect to the subject class of securities, and
for any  subsequent  amendment  containing  information  which  would  alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the  Securities  Exchange  Act of
1934 ("Act") or otherwise  subject to the  liabilities of the section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  see the
Notes).














                                 SCHEDULE 13G/A
                              CUSIP NO. 773161P01

1.   Names of Reporting  Persons.
     I.R.S.  Identification  Nos. of above persons (entities only).

     Quaker Capital Management Corporation
     ------------------------------------------------------------

2.   Check the Appropriate Box if a Member of a Group

     (a)
              ------
     (b)        X
              ------

3.   SEC Use Only
                    ---------------------------------------------

4.   Citizenship or Place of Organization                       Pennsylvania
                                                                ---------------

Number of         5.     Sole Voting Power                          489,300
  Shares                                                        ---------------
Beneficially      6.     Shared Voting Power                        737,200
  Owned by                                                      ---------------
Each Reporting    7.     Sole Dispositive Power                     489,300
    Person                                                      ---------------
      With:       8.     Shared Dispositive Power                   737,200
                                                                ---------------

9.   Aggregate Amount Beneficially Owned by Each Reporting Person

     1,226,500
     ----------------

10.  Check if the Aggregate  Amount in Row (9) Excludes  Certain
     Shares
            --------
     The Reporting  Person  disclaims  beneficial  ownership of 1,225,200 shares
     owned by its clients.

11.  Percent of Class Represented by Amount in Row (9)

                                                  14.10%
                                                  --------

12.  Type of Reporting Person                         IA
                                                  --------------





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                                 SCHEDULE 13G/A
                              CUSIP NO. 77316P101

Item 1.

     (a)  Name of Issuer

          ROCKFORD CORP.
          ---------------------------------------------------------------------

     (b)  Address of Issuer's Principal Executive Offices

          546 South Rockford Drive, Tempe, Arizona 85281
          ---------------------------------------------------------------------
Item 2.

     (a)  Name of Persons Filing

          Quaker Capital Management Corporation
          ---------------------------------------------------------------------

     (b)  Address of Principal Business Office or, if none,
          Residence

          401 Wood Street, Suite 1300, Pittsburgh, PA  15222
          ---------------------------------------------------------------------

     (c)  Citizenship

          Pennsylvania, USA
          ---------------------------------------------------------------------

     (d)  Title of Class of Securities

          Common Stock
          ---------------------------------------------------------------------

     (e)  CUSIP Number

          77316P101
          ---------------------------------------------------------------------





                                   Page 3 of 7






Item 3. If this statement is filed pursuant toss.ss.240.13d-1(b) or 240.13d-2(b)
        or (c), check whether the person filing is a:

  (a)   /   /   Broker of dealer registered under section 15 of
                           the Act;

  (b)   /   /   Bank as defined in section 3(a)(6) of the Act;

  (c)   /   /   Insurance company as defined in section 3(a)(19)
                of the Act;

  (d)   /   /   Investment company registered under section 8 of
                the Investment Company Act of 1940;

  (e)   / X /   An investment adviser in accordance withss.240.13d-
                1(b)(l)(ii)(E);

  (f)   /   /   An employee benefit plan or endowment fund in
                accordance withss.240.13d-1(b)(1)(ii)(F);

  (g)   /   /   A parent holding company or control person in
                accordance withss.240.13d-1(b)(1)(ii)(G);

  (h)   /   /   A savings association as defined in Section 3(b)
                of the Federal Deposit Insurance Act;

  (i)   /   /   A church plan that is excluded from the definition
                of an investment company under section 3(c)(14)
                of the Investment Company Act of 1940;

  (j)   /   /   Group, in accordance withss.240.13d-1((b)(l)(ii)(J)

Item 4.  Ownership
         ---------

     (a)  The Reporting  Person, in its capacity as investment  adviser,  may be
          deemed to be the  beneficial  owner of 1,225,200  shares of the Common
          Stock of the  Issuer  which are owned by various  investment  advisory
          clients of the  Reporting  Person in accounts over which the Reporting
          Person has  discretionary  authority.  The filing of this report shall
          not be  construed as an admission  that the  Reporting  Person is, for
          purposes of Section 13(d) or 13(g) of the Act, the beneficial owner of
          these  securities.  Additionally,  the  Reporting  Person  and/or  its
          principals  and  employees own 1,300 shares of the Common Stock of the
          Issuer.


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                                 SCHEDULE 13G/A
                              CUSIP NO. 77316P101

     (b)  The shares covered by this report represent 14.10% of the Common Stock
          of the Issuer.

     (c)  The  Reporting  Person has shared  voting and  dispositive  power over
          737,200  shares and sole  voting and  dispositive  power over  488,000
          shares  owned by its clients  and held in  accounts  over which it has
          discretionary  authority.  The Reporting  Person and/or its principals
          and employees  have sole voting and  dispositive  power over the 1,300
          shares  owned  by the  Reporting  Person  and/or  its  principals  and
          employees.

Item 5.  Ownership of Five Percent or Less of a Class

         If this  statement  is being  filed to report  the fact that as of the
date hereof,  the reporting person has ceased to be the beneficial owner of
more than five percent of the class of securities, check the following:
                                                                     ----------

Item 6.  Ownership of More than Five Percent on Behalf of
         Another Person

         1,225,200  of the shares with  respect to which this report is filed
are owned by a variety of  investment  advisory  clients of the  Reporting
Person, which clients are entitled to receive dividends on and the proceeds from
the sale of such shares. No client is known to own more than 5% of the class.

Item 7.  Identification and Classification of the Subsidiary Which Acquired the
         Security Being Reported on by the Parent Holding Company

         Not applicable.

Item 8.  Identification and Classification of Members of the Group

         Not applicable.

Item 9.  Notice of Dissolution of Group

         Not applicable.

Item 10. Certification

         By signing  below I certify  that, to the best of my knowledge
and belief,  the securities  referred to above were acquired and are held in the
ordinary  course  of  business  and were not  acquired  and are not held for the




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                                 SCHEDULE 13G/A
                              CUSIP NO. 77316P101

purpose of or with the effect of  changing  or  influencing  the  control of the
issuer of the  securities  and were not acquired and are not held in  connection
with or as a participant in any transaction having that purpose or effect.





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                                 SCHEDULE 13G/A
                              CUSIP NO. 77316P101

                                    SIGNATURE

          After  reasonable  inquiry and to the best of my  knowledge  and
belief,  I certify that the information  set forth in this statement is true,
complete and correct.


                                       QUAKER CAPITAL MANAGEMENT CORPORATION


                                             FEBRUARY 13, 2003
                                             ----------------------------------
                                                              Date


                                             /S/  MARK G. SCHOEPPNER
                                             ----------------------------------
                                                           Signature


                                             MARK G. SCHOEPPNER, PRESIDENT
                                             ----------------------------------
                                                          Name/Title



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