PTI

<SUBMISSION>
  
<TYPE>
 SC 13G
<DOCUMENT-COUNT>
 1
<NOTIFY-INTERNET>
 rrc@pt.com
<SROS>
<SUBJECT-COMPANY>
 NASD
<CIK>
 0001003950
<NAME>
 Performance Technologies, Incorporated
<IRS-NUMBER>
</SUBJECT-COMPANY>
<FILER>
 16-1158413
<CIK>
 0001040987
<CCC>
</FILER>
<DOCUMENT>
 jge@xp4n
<TYPE>
 SC 13G
<DESCRIPTION>
<TEXT>
 SCHEDULE 13G

<PAGE>



CUSIP No. 71376K 10 2

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549


Schedule 13G (Rule 13d-102)


INFORMATION TO BE INCLUDED IN STATEMENTS FILED

PURSUANT TO RULES 13d-1 (b) and (c) AND AMENDMENTS THERETO FILED

PURSUANT TO 13d-2(b) (Amendment No. 1)


Performance Technologies, Incorporated (Name of Issuer)


Common Stock, $.01 par value (Title of Class of Securities)

71376K 10 2

(CUSIP Number)





<PAGE>





CUSIP No. 71376K 10 2

13G
1
 NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS
 
 Charles E. Maginness
2
 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a)
(b)
3
 SEC USE ONLY
4
 CITIZENSHIP OR PLACE OF ORGANIZATION
 
 United States
NUMBER
OF
SHARES
5 SOLE VOTING POWER - 601,610

BENEFICIALLY
OWNED
BY EACH
REPORTING
PERSON
WITH

6 SHARED VOTING POWER - 0

7 SOLE DISPOSITIVE POWER - 601,610

8 SHARED DISPOSITIVE POWER - 0

--------- -------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

626,360 (See Item 4 for disclaimer of beneficial ownership as to certain shares)

--------- -------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)EXCLUDES CERTAIN SHARES*

--------- -------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

5.1
--------- -------
12 TYPE OF REPORTING PERSON*

IN



*SEE INSTRUCTIONS BEFORE FILLING OUT!


<PAGE>


Item 1(a). Name of Issuer:

Performance Technologies, Incorporated

Item 1(b). Address of Issuer's Principal Executive Offices:

315 Science Parkway
Rochester, New York 14620

Item 2(a). Names of Person Filing:

Charles E. Maginness

Item 2(b). Address of Principal Business Office, or, if None, Residence:

315 Science Parkway
Rochester, New York 14620

Item 2(c). Citizenship:

United States

Item 2(d). Title of Class of Securities:

Common Stock

Item 2(e). CUSIP Number:

71376K 10 2

Item 3. Statements Filed Pursuant to Rules 13d-1(b) or 13d-2(b):

Not Applicable

Item 4. Ownership:


  1. Amount Beneficially Owned: 626,360 shares

Such amount consists of: (i) 498,363 shares owned by the Reporting Person
directly; (ii)103,247 shares owned by the Reporting Person's wife, as to which
shares the Reporting Person disclaims beneficial ownership; and (iii)24,750
shares subject to a presently exercisable option held by the
Reporting Person.


  1. Percent of Class: 5.1%

  2. Number of shares as to which such person has:

  1. sole power to vote or to direct the vote: 601,610

  2. shared power to vote or to direct the vote: -0-

  3. sole power to dispose or to direct the disposition of: 601,610

  4. shared power to dispose or to direct the disposition of: -0-

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

Not Applicable

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

Not Applicable

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:

Not Applicable



<PAGE>


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.



Dated: April 9, 2001 /s/
 Charles E. Maginness
 
 Charles E. Maginness



</TEXT>
</DOCUMENT>
</SUBMISSION>