------------------------------
                                                           OMB APPROVAL
                                                  ------------------------------
                                                  OMB Number           3235-0287
                                                  Expires:            12-31-2001
                                                  Estimated average burden
                                                  hours per response ....... 0.5
                                                  ------------------------------

                     U.S. SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                     FORM 4

                  STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

    Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934,
       Section 17(a) of the Public Utility Holding Company Act of 1935 or
               Section 30(f) of the Investment Company Act of 1940

[ ]  Check this box if no longer
     subject to Section 16.  Form
     4 or Form 5 obligations may
     continue.  See Instruction 1(b).

(Print or Type Responses)
________________________________________________________________________________
1.   Name and Address of Reporting Person*

   Clarkson                         Gary                Dennis
________________________________________________________________________________
   (Last)                           (First)             (Middle)

    2522 West Geneva Drive
________________________________________________________________________________
                                    (Street)

   Tempe                            Arizona              85282
________________________________________________________________________________
   (City)                           (State)              (Zip)


________________________________________________________________________________
2.   Issuer Name and Ticker or Trading Symbol

    Circuit Research Labs, Inc. (CRLI)
________________________________________________________________________________
3.   IRS Identification Number of Reporting Person, if an Entity (Voluntary)


________________________________________________________________________________
4.   Statement for Month/Year

    September, 2001
________________________________________________________________________________
5.   If Amendment, Date of Original (Month/Year)

================================================================================
6.   Relationship of Reporting Person to Issuer
     (Check all applicable)

     [X]  Director                             [ ]  10% Owner
     [X]  Officer (give title below)           [_]  Other (specify below)
          Secretary, Vice President and General Manager
________________________________________________________________________________
7.   Individual or Joint/Group Filing (Check applicable line)

     [X]  Form filed by 1 Reporting Person
     [_]  Form filed by more than 1 Reporting Person
________________________________________________________________________________




================================================================================
           Table I -- Non-Derivative Securities Acquired, Disposed of,
                             or Beneficially Owned
================================================================================
<TABLE>
<CAPTION>
                                                                                                                6.
                                                                 4.                              5.             Owner-
                                                                 Securities Acquired (A) or      Amount of      ship
                                                    3.           Disposed of (D)                 Securities     Form:     7.
                                                    Transaction  (Instr. 3, 4 and 5)             Beneficially   Direct    Nature of
                                      2.            Code         ------------------------------- Owned at End   (D) or    Indirect
1.                                    Transaction   (Instr. 8)                   (A)             of Month       Indirect  Beneficial
Title of Security                     Date          ------------     Amount      or     Price    (Instr. 3      (I)       Ownership
(Instr. 3)                            (mm/dd/yy)     Code     V                  (D)             and 4)         (Instr.4) (Instr. 4)
------------------------------------------------------------------------------------------------------------------------------------
<S>                                   <C>            <C>      <C>    <C>         <C>    <C>      <C>            <C>       <C>

------------------------------------------------------------------------------------------------------------------------------------
Common Stock $.10 par value            9/18/01        P        V     24           A      $0.90   24 (1)          D
------------------------------------------------------------------------------------------------------------------------------------
Common Stock $.10 par value            9/20/01        P        V     30           A      $0.75   54 (1)          D
------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

====================================================================================================================================
</TABLE>

Reminder: Report on a separate line for each class of securities beneficially
          owned directly or indirectly.
*If the form if filed by more than one reporting person, see Instruction 4(b)(v)


                                                                     Page 1 of 2
<PAGE>


FORM 4 (continued)

Table II -- Derivative Securities Acquired, Disposed of, or Beneficially Owned
         (e.g., puts, calls, warrants, options, convertible securities)

================================================================================
<TABLE>
<CAPTION>
                                                                                                                    10.
                                                                                                          9.        Owner-
                                                                                                          Number    ship
                                                                                                          of        Form
                    2.                                                                                    Deriv-    of
                    Conver-                    5.                              7.                         ative     Deriv-   11.
                    sion                       Number of                       Title and Amount           Secur-    ative    Nature
                    or                         Derivative    6.                of Underlying     8.       ities     Secur-   of
                    Exer-             4.       Securities    Date              Securities        Price    Bene-     ity:     In-
                    cise     3.       Trans-   Acquired (A)  Exercisable and   (Instr. 3 and 4)  of       ficially  Direct   direct
                    Price    Trans-   action   or Disposed   Expiration Date   ----------------  Deriv-   Owned     (D) or   Bene-
1.                  of       action   Code     of(D)         (Month/Day/Year)            Amount  ative    at End    In-      ficial
Title of            Deriv-   Date     (Instr.  (Instr. 3,    ----------------            or      Secur-   of        direct   Owner-
Derivative          ative    (Month/  8)       4 and 5)      Date     Expira-            Number  ity      Month     (I)      ship
Security            Secur-   Day/     ------   ------------  Exer-    tion               of      (Instr.  (Instr.   (Instr.  (Instr.
(Instr. 3)          ity      Year)    Code V    (A)   (D)    cisable  Date     Title     Shares  5)       4)        4)       4)
------------------------------------------------------------------------------------------------------------------------------------
<S>                 <C>      <C>      <C>  <C>  <C>   <C>    <C>      <C>      <C>       <C>     <C>      <C>       <C>      <C>


------------------------------------------------------------------------------------------------------------------------------------
N/A
------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

====================================================================================================================================
</TABLE>
Explanation of Responses:

(1) Shares were acquired under the Circuit Research Labs, Inc. Employee
    Monthly Stock Investment Plan in September 2001.

/s/ Gary D. Clarkson                                            10/9/01
---------------------------------------------            -----------------------
      **Signature of Reporting Person                             Date


**     Intentional misstatements or omissions of facts constitute Federal
       Criminal Violations.
       See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note:  File three copies of this Form, one of which must be manually signed.
       If space provided is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained
in this form are not required to respond unless the form displays a currently
valid OMB Number.
                                                                     Page 2 of 2
[{"type": "4", "sequence": "1", "filename": "body.txt", "secsgml_size_bytes": 11318}]
------------------------------
                                                           OMB APPROVAL
                                                  ------------------------------
                                                  OMB Number           3235-0287
                                                  Expires:            12-31-2001
                                                  Estimated average burden
                                                  hours per response ....... 0.5
                                                  ------------------------------

                     U.S. SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                     FORM 4

                  STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

    Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934,
       Section 17(a) of the Public Utility Holding Company Act of 1935 or
               Section 30(f) of the Investment Company Act of 1940

[ ]  Check this box if no longer
     subject to Section 16.  Form
     4 or Form 5 obligations may
     continue.  See Instruction 1(b).

(Print or Type Responses)
________________________________________________________________________________
1.   Name and Address of Reporting Person*

   Clarkson                         Gary                Dennis
________________________________________________________________________________
   (Last)                           (First)             (Middle)

    2522 West Geneva Drive
________________________________________________________________________________
                                    (Street)

   Tempe                            Arizona              85282
________________________________________________________________________________
   (City)                           (State)              (Zip)

________________________________________________________________________________
2.   Issuer Name and Ticker or Trading Symbol

    Circuit Research Labs, Inc. (CRLI)
________________________________________________________________________________
3.   IRS Identification Number of Reporting Person, if an Entity (Voluntary)

________________________________________________________________________________
4.   Statement for Month/Year

    September, 2001
________________________________________________________________________________
5.   If Amendment, Date of Original (Month/Year)

================================================================================
6.   Relationship of Reporting Person to Issuer
     (Check all applicable)

     [X]  Director                             [ ]  10% Owner
     [X]  Officer (give title below)           [_]  Other (specify below)
          Secretary, Vice President and General Manager
________________________________________________________________________________
7.   Individual or Joint/Group Filing (Check applicable line)

     [X]  Form filed by 1 Reporting Person
     [_]  Form filed by more than 1 Reporting Person
________________________________________________________________________________

================================================================================
           Table I -- Non-Derivative Securities Acquired, Disposed of,
                             or Beneficially Owned
================================================================================
6.
                                                                 4.                              5.             Owner-
                                                                 Securities Acquired (A) or      Amount of      ship
                                                    3.           Disposed of (D)                 Securities     Form:     7.
                                                    Transaction  (Instr. 3, 4 and 5)             Beneficially   Direct    Nature of
                                      2.            Code         ------------------------------- Owned at End   (D) or    Indirect
1.                                    Transaction   (Instr. 8)                   (A)             of Month       Indirect  Beneficial
Title of Security                     Date          ------------     Amount      or     Price    (Instr. 3      (I)       Ownership
(Instr. 3)                            (mm/dd/yy)     Code     V                  (D)             and 4)         (Instr.4) (Instr. 4)
------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------
Common Stock $.10 par value            9/18/01        P        V     24           A      $0.90   24 (1)          D
------------------------------------------------------------------------------------------------------------------------------------
Common Stock $.10 par value            9/20/01        P        V     30           A      $0.75   54 (1)          D
------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

====================================================================================================================================
Reminder: Report on a separate line for each class of securities beneficially
          owned directly or indirectly.
*If the form if filed by more than one reporting person, see Instruction 4(b)(v)

                                                                     Page 1 of 2
FORM 4 (continued)

Table II -- Derivative Securities Acquired, Disposed of, or Beneficially Owned
         (e.g., puts, calls, warrants, options, convertible securities)

================================================================================
10.
                                                                                                          9.        Owner-
                                                                                                          Number    ship
                                                                                                          of        Form
                    2.                                                                                    Deriv-    of
                    Conver-                    5.                              7.                         ative     Deriv-   11.
                    sion                       Number of                       Title and Amount           Secur-    ative    Nature
                    or                         Derivative    6.                of Underlying     8.       ities     Secur-   of
                    Exer-             4.       Securities    Date              Securities        Price    Bene-     ity:     In-
                    cise     3.       Trans-   Acquired (A)  Exercisable and   (Instr. 3 and 4)  of       ficially  Direct   direct
                    Price    Trans-   action   or Disposed   Expiration Date   ----------------  Deriv-   Owned     (D) or   Bene-
1.                  of       action   Code     of(D)         (Month/Day/Year)            Amount  ative    at End    In-      ficial
Title of            Deriv-   Date     (Instr.  (Instr. 3,    ----------------            or      Secur-   of        direct   Owner-
Derivative          ative    (Month/  8)       4 and 5)      Date     Expira-            Number  ity      Month     (I)      ship
Security            Secur-   Day/     ------   ------------  Exer-    tion               of      (Instr.  (Instr.   (Instr.  (Instr.
(Instr. 3)          ity      Year)    Code V    (A)   (D)    cisable  Date     Title     Shares  5)       4)        4)       4)
------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------
N/A
------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------

====================================================================================================================================
Explanation of Responses:

(1) Shares were acquired under the Circuit Research Labs, Inc. Employee
    Monthly Stock Investment Plan in September 2001.

/s/ Gary D. Clarkson                                            10/9/01
---------------------------------------------            -----------------------
      **Signature of Reporting Person                             Date

**     Intentional misstatements or omissions of facts constitute Federal
       Criminal Violations.
       See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note:  File three copies of this Form, one of which must be manually signed.
       If space provided is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained
in this form are not required to respond unless the form displays a currently
valid OMB Number.
                                                                     Page 2 of 2