Page 1  of   9


                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549

                                  SCHEDULE 13G
                                 (Rule 13d-102)

                    Under the Securities Exchange Act of 1934

                          (Amendment No. 1)(1)

                                 Ionatron, Inc.
--------------------------------------------------------------------------------
                                (Name of Issuer)

                      common, 0.010000 par value per share
--------------------------------------------------------------------------------
                         (Title of Class of Securities)

                                   462070103
--------------------------------------------------------------------------------
                                 (CUSIP Number)

                            Monday, August 06, 2007
--------------------------------------------------------------------------------
            (Date of Event Which Requires Filing of this Statement)

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

          [_]  Rule 13d-1(b)

          [x]  Rule 13d-1(c)

          [_]  Rule 13d-1(d)

----------
(1)  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 or otherwise  subject to the  liabilities of that section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  see the
Notes).





                                      13G                            Page 2 of 9
CUSIP No. 462070103
--------------------------------------------------------------------------------
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     Raj Rajaratnam
--------------------------------------------------------------------------------
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

                                                                 (a)  [_]
                                                                 (b)  [x]
--------------------------------------------------------------------------------
3.   SEC USE ONLY


--------------------------------------------------------------------------------
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     United States
--------------------------------------------------------------------------------
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           -0-
               -----------------------------------------------------------------
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          6,152,731
               -----------------------------------------------------------------
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         -0-
               -----------------------------------------------------------------
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            6,152,731
--------------------------------------------------------------------------------
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     6,152,731
--------------------------------------------------------------------------------
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

                                                                          [_]
--------------------------------------------------------------------------------
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

     7.78% (Based upon 79,108,150 shares of common outstanding)
--------------------------------------------------------------------------------
12.  TYPE OF REPORTING PERSON*

     IN
--------------------------------------------------------------------------------
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!







                                      13G                            Page 3 of 9
CUSIP No. 462070103
--------------------------------------------------------------------------------
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     Galleon Management, L.P.
--------------------------------------------------------------------------------
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

                                                                 (a)  [_]
                                                                 (b)  [x]
--------------------------------------------------------------------------------
3.   SEC USE ONLY


--------------------------------------------------------------------------------
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware
--------------------------------------------------------------------------------
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           -0-
               -----------------------------------------------------------------
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          6,018,940
               -----------------------------------------------------------------
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         -0-
               -----------------------------------------------------------------
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            6,018,940
--------------------------------------------------------------------------------
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     6,018,940
--------------------------------------------------------------------------------
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

                                                                          [_]
--------------------------------------------------------------------------------
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

     7.61% (Based upon 79,108,150 shares of common outstanding)
--------------------------------------------------------------------------------
12.  TYPE OF REPORTING PERSON*

     IA
--------------------------------------------------------------------------------
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!



                                      13G                            Page 4 of 9
CUSIP No. 462070103
--------------------------------------------------------------------------------
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     Galleon International Management, LLC
--------------------------------------------------------------------------------
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

                                                                 (a)  [_]
                                                                 (b)  [x]
--------------------------------------------------------------------------------
3.   SEC USE ONLY


--------------------------------------------------------------------------------
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware
--------------------------------------------------------------------------------
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           -0-
               -----------------------------------------------------------------
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          133,791
               -----------------------------------------------------------------
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         -0-
               -----------------------------------------------------------------
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            133,791
--------------------------------------------------------------------------------
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     133,791
--------------------------------------------------------------------------------
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

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

     17% (Based upon 79,108,150 shares of common outstanding)
--------------------------------------------------------------------------------
12.  TYPE OF REPORTING PERSON*

     OO
--------------------------------------------------------------------------------
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!



                                      13G                            Page 5 of 9
CUSIP No. 462070103
--------------------------------------------------------------------------------
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     Galleon Buccaneer's Offshore, LTD.
--------------------------------------------------------------------------------
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

                                                                 (a)  [_]
                                                                 (b)  [x]
--------------------------------------------------------------------------------
3.   SEC USE ONLY


--------------------------------------------------------------------------------
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Cayman Islands
--------------------------------------------------------------------------------
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           -0-
               -----------------------------------------------------------------
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          5,065,473
               -----------------------------------------------------------------
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         -0-
               -----------------------------------------------------------------
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            5,065,473
--------------------------------------------------------------------------------
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     5,065,473
--------------------------------------------------------------------------------
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

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

     6.4% (Based upon 79,108,150 shares of common outstanding)
--------------------------------------------------------------------------------
12.  TYPE OF REPORTING PERSON*

     CO
--------------------------------------------------------------------------------
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!



CUSIP No.  462070103                             13G                 Page 6 of 9


Item 1(a).  Name of Issuer:

            Ionatron, Inc.

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

            3716 East Columbia, Street Suite 120, Tucson, AZ, 85714

Item 2(a).  Name of Person Filing:

            Raj Rajaratnam
            Galleon Management, L.P.
            Galleon International Management, LLC
            Galleon Buccaner's Offshore, LTD.

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

            For Galleon Management, L.P.:
            590 Madison Avenue, 34th Floor
            New York, NY  10022

            For each Reporting Person other than Galleon Management, L.P.:
            c/o Galleon Management, L.P.
            590 Madison Avenue, 34th Floor
            New York, NY  10022

Item 2(c).  Citizenship:

            For Raj Rajaratnam:  United States
            For Galleon Management, L.P.: Delaware
            For Galleon International Management, LLC:  Delaware
            For Galleon Buccaneer's Offshore, LTD.:  Cayman Islands

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

            common, $0.01 par value per share

Item 2(e).  CUSIP Number:

            462070103

Item 3.   If This Statement  is Filed  Pursuant to  Rule 13d-1(b), or 13d-2(b)
          or (c), Check Whether the Person Filing is a:

      (a) [_]  Broker or dealer registered under Section 15 of the Exchange
               Act.

      (b) [_]  Bank as defined in Section 3(a)(6) of the Exchange Act.

      (c) [_]  Insurance company as defined in Section 3(a)(19) of the
               Exchange Act.

      (d) [_]  Investment company registered under Section 8 of the
               Investment Company Act.

      (e) [_]  An investment adviser in accordance with Rule
               13d-1(b)(1)(ii)(E);

      (f) [_]  An employee benefit plan or endowment fund in accordance with
               Rule 13d-1(b)(1)(ii)(F);

      (g) [_]  A parent holding company or control person in accordance with
               Rule 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;

      (j) [_]  Group, in accordance with Rule 13d-1(b)(1)(ii)(J).



CUSIP No.                             13G                            Page 7 of 9


Item 4.  Ownership.

      With respect to the beneficial ownership of the reporting person, see item
5 through 11 of the cover pages to this Schedule 13G, which are incorporated
herein by reference.

     (a)  Amount beneficially owned:

     (b)  Percent of class:

     (c)  Number of shares as to which such person has:

          (i)   Sole power to vote or to direct the vote _______,


          (ii)  Shared power to vote or to direct the vote _______,


          (iii) Sole power to dispose or to direct the disposition of _______,


          (iv)  Shared power to dispose or to direct the disposition of _______



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

      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.

      ownership of More thatn Five Percent on Behalf of Another Person Galleon
Management, L.P. has beneficial ownership of the sahres which are the subject of
the filing

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


Item 8.  Identification  and  Classification  of Members of the Group.


Item 9.  Notice of Dissolution of Group.


Item 10.  Certifications.

     (a)  The  following  certification  shall be included if the  statement  is
          filed pursuant to Rule 13d-1(b):

          "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 not held for
          the  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 such purpose or effect."


     (b)  The  following  certification  shall be included if the  statement  is
          filed pursuant to Rule 13d-1(c):

          "By signing  below I certify  that,  to the best of my  knowledge  and
          belief, the securities referred to above were not acquired and are not
          held for the 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 such purpose or effect."



                                                                     Page 8 of 9
                                    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.


                                                 Thursday, August 16, 2007
                                              ----------------------------------
                                                      (Date)
                                               /s/ RAJ RAFARATNAM,
                                              ----------------------------------
                                                     (Signature)


                     RAJ RAFARATNAM, FOR HIMSELF;
                     For GALLEON MANAGEMENT, L.P., as the Managing
                     Member of its General Partner, Galleon Management, L.L.C.;
                     as its Managing Member;
                     For GALLEON BUCCANEERS OFFSHORE, LTD., as the
                     Managing Member of Galleon Management, L.L.C., which is
                     the General Partner of Galleon Management, L.P., which in
                     turn, is an Authorized Signatory.
                     -----------------------------------------------------------
                                                   (Name/Title)


The original statement shall be signed by each person on whose behalf the
statement is filed or his authorized representative. If the statement is signed
on behalf of a person by his authorized representative other than an executive
officer or general partner of the filing person, evidence of the
representative’s authority to sign on behalf of such person shall be filed
with the statement, provided, however, that a power of attorney for this purpose
which is already on file with the Commission may be incorporated by reference.
The name and any title of each person who signs the statement shall be typed or
printed beneath his signature.

NOTE: Schedules filed in paper format shall include a signed original and five
copies of the schedule, including all exhibits. See 240.13d-7 for other parties
for whom copies are to be sent.

Attention:Intentional misstatements or omissions of fact constitute Federal
criminal violations (See 18 U.S.C. 1001)



                                                                     Page 9 of 9
                                   Exhibit 1


The undersigned acknowledge and agree that the foregoing statement on Schedule
13G is filed on behalf of each of the undersigned and that all subsequent
amendments to this statement on Schedule 13G shall be filed on behalf of each of
the undersigned without the necessity of filing additional joint acquisition
statements. The undersigned acknowledge that each shall be responsible for the
timely filing of such amendments, and for the completeness and accuracy of the
information concerning him or it contained therein, but shall not be responsible
for the completness and accuracy of the information concerning others, except to
the extent that he or it knows or has reason to believe that such information is
inaccurate in this statement is true, complete and correct.



                     RAJ RAFARATNAM, FOR HIMSELF;
                     For GALLEON MANAGEMENT, L.P., as the Managing
                     Member of its General Partner, Galleon Management, L.L.C.;
                     as its Managing Member;
                     For GALLEON BUCCANEERS OFFSHORE, LTD., as the
                     Managing Member of Galleon Management, L.L.C., which is
                     the General Partner of Galleon Management, L.P., which in
                     turn, is an Authorized Signatory.