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    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">As filed
with the Securities and Exchange Commission on November 24, 2009</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Registration
No. 333-</font></div>
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    <div style="TEXT-ALIGN: center; TEXT-INDENT: 0pt; DISPLAY: block"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">UNITED
STATES</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">SECURITIES
AND EXCHANGE COMMISSION</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Washington,
DC 20549</font><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">&#160;</font></div>
    <div>
      <hr style="COLOR: black" align="center" noshade size="1" width="20%">
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    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">FORM
S-8</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">REGISTRATION
STATEMENT</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">UNDER</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">THE
SECURITIES ACT OF 1933</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font id="TAB1" style="MARGIN-LEFT: 108pt"></font>

      <div>
        <hr style="COLOR: black" align="center" noshade size="1" width="20%">
      </div><br></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">CPI
INTERNATIONAL, INC.</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">(Exact
Name of Registrant as Specified in Its Charter)</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div>
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<tr>
            <td valign="top" width="29%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Delaware</font></div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(State
      or Other Jurisdiction of Incorporation or Organization)</font></div>
            </td>
            <td valign="top" width="18%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;
      </font></td>
            <td valign="top" width="32%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">75-3142681</font></div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(I.R.S.
      Employer</font></div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Identification
      No.)</font></div>
            </td>
          </tr></table>
    </div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">811
Hansen Way</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Palo
Alto, California 94303-1110</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">(Address
of Principal Executive Offices, Including Zip Code)</font> <br></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">
      <hr style="COLOR: black" align="center" noshade size="1" width="20%">
    </div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">CPI
International, Inc. 2006 Equity and Performance Incentive Plan</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font id="TAB1" style="MARGIN-LEFT: 108pt"></font>

      <hr style="COLOR: black" align="center" noshade size="1" width="20%">
    </div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">(Full
Title of the Plan)</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Joel
A. Littman</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">811
Hansen Way</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Palo
Alto, California 94303-1110</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">(Name and
Address of Agent For Service)</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">(650)
846-2900</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Telephone
Number, Including Area Code, of Agent For Service</font> <br>
      <hr style="COLOR: black" align="center" noshade size="1" width="20%">
    </div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="FONT-STYLE: italic; DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Copy
to:</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Richard
C. Wirthlin, Esq.</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Irell
&amp; Manella LLP</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">1800
Avenue of the Stars, Suite 900</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Los
Angeles, California 90067</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">(310)
277-1010</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center">
      <hr style="COLOR: black" align="center" noshade size="1" width="20%">
    </div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div>
      <table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
            <td align="left" colspan="4" valign="bottom" width="74%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Indicate
      by check mark whether the registrant is a large accelerated filer, an
      accelerated filer, a non-accelerated filer, or a smaller reporting
      company. See the definitions of &#8220;large accelerated filer,&#8221; &#8220;accelerated
      filer&#8221; and &#8220;small reporting company&#8221; in Rule 12b-2 of the Exchange
      Act.</font></div>
            </td>
            <td valign="middle" width="5%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;
      </font></td>
            <td valign="middle" width="5%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;
      </font></td>
          </tr><tr>
            <td align="left" valign="bottom" width="18%">
              <div style="TEXT-INDENT: 27pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Large
      accelerated filer&#160;&#160;&#160;&#160; <font style="DISPLAY: inline; FONT-FAMILY: wingdings">o</font></font></div>
            </td>
            <td valign="bottom" width="33%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;
      </font></td>
            <td align="left" valign="middle" width="18%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Accelerated
      filer&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;
      <font style="DISPLAY: inline; FONT-FAMILY: wingdings">x</font></font></div>
            </td>
            <td colspan="3" valign="middle" width="16%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;
      </font></td>
          </tr><tr>
            <td align="left" valign="bottom" width="18%">
              <div style="TEXT-INDENT: 27pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Non-accelerated
      filer&#160;&#160;&#160;&#160;&#160;&#160; <font style="DISPLAY: inline; FONT-FAMILY: wingdings">o</font></font></div>
            </td>
            <td align="left" valign="bottom" width="33%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;(Do
      not check if a smaller reporting company)</font></div>
            </td>
            <td align="left" valign="middle" width="18%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Smaller
      reporting company&#160;&#160;&#160;&#160; <font style="DISPLAY: inline; FONT-FAMILY: wingdings">o</font></font></div>
            </td>
            <td colspan="3" valign="middle" width="16%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;
      </font></td>
          </tr></table>
    </div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block"><br></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">CALCULATION
OF REGISTRATION FEE</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center">&#160;</div>
    <div align="left">
      <table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
            <td valign="top" width="19%" style="BORDER-BOTTOM: black 0.5pt solid; BORDER-LEFT: black 0.5pt solid; BORDER-TOP: black 0.5pt solid">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block">&#160;</div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Title
      of Each Class of Securities to be Registered</font></div>
            </td>
            <td valign="top" width="12%" style="BORDER-BOTTOM: black 0.5pt solid; BORDER-TOP: black 0.5pt solid">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block">&#160;</div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Amount
      to be registered<font style="DISPLAY: inline; FONT-SIZE: 70%; VERTICAL-ALIGN: text-top">(1)</font></font></div>
            </td>
            <td valign="top" width="15%" style="BORDER-BOTTOM: black 0.5pt solid; BORDER-TOP: black 0.5pt solid">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Proposed
      Maximum Offering Price Per Share<font style="DISPLAY: inline; FONT-SIZE: 70%; VERTICAL-ALIGN: text-top">(2)</font></font></div>
            </td>
            <td valign="top" width="15%" style="BORDER-BOTTOM: black 0.5pt solid; BORDER-TOP: black 0.5pt solid">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Proposed
      Maximum Aggregate Offering Price<font style="DISPLAY: inline; FONT-SIZE: 70%; VERTICAL-ALIGN: text-top">(2)</font></font></div>
            </td>
            <td valign="top" width="15%" style="BORDER-BOTTOM: black 0.5pt solid; BORDER-TOP: black 0.5pt solid; BORDER-RIGHT: black 0.5pt solid">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block">&#160;</div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Amount
      of Registration Fee</font></div>
            </td>
          </tr><tr>
            <td valign="top" width="19%" style="BORDER-BOTTOM: black 0.5pt solid; BORDER-LEFT: black 0.5pt solid">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Common
      Stock, par value $0.01 per share</font></div>
            </td>
            <td valign="top" width="12%" style="BORDER-BOTTOM: black 0.5pt solid">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">1,400,000</font></div>
            </td>
            <td valign="top" width="15%" style="BORDER-BOTTOM: black 0.5pt solid">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">$9.78</font></div>
            </td>
            <td valign="top" width="15%" style="BORDER-BOTTOM: black 0.5pt solid">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">$13,692,000</font></div>
            </td>
            <td valign="top" width="15%" style="BORDER-BOTTOM: black 0.5pt solid; BORDER-RIGHT: black 0.5pt solid">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">$764.01</font></div>
            </td>
          </tr></table>
    </div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div>
      <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr valign="top">
            <td style="WIDTH: 1pt">
              <div><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">&#160;
      </font></div>
            </td>
            <td style="WIDTH: 18pt">
              <div style="TEXT-INDENT: 0pt; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">(1)</font></div>
            </td>
            <td>
              <div align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">This
      Registration Statement will also cover any additional shares of Common
      Stock that become issuable under the above-mentioned plan by reason of any
      stock dividend, stock split, recapitalization, reorganization or other
      similar transaction effected without the Registrant's receipt of
      consideration that results in an increase in the number of outstanding
      shares of the Registrant's Common
Stock.</font></div>
            </td>
          </tr></table>
    </div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div>
      <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr valign="top">
            <td style="WIDTH: 1pt">
              <div><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">&#160;
      </font></div>
            </td>
            <td style="WIDTH: 18pt">
              <div style="TEXT-INDENT: 0pt; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">(2)</font></div>
            </td>
            <td>
              <div align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Estimated
      solely for purposes of calculating the registration fee. Computed in
      accordance with Rule 457(h) under the Securities Act of 1933, based on the
      average of the high and low prices of the Common Stock as quoted on the
      Nasdaq Global Select Market on November 20,
  2009.</font></div>
            </td>
          </tr></table>
    </div>
    <div>&#160;</div>
    <div>&#160;</div>
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    <div id="HDR" style="TEXT-ALIGN: center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">EXPLANATORY
NOTE</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block"><br></div>
    <div style="TEXT-INDENT: 36pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">On May
26, 2006, we registered 1,401,144 shares of our common stock par value $0.01 per
share issuable under our CPI International, Inc. 2006 Equity and Performance
Incentive Plan (&#8220;2006 Plan&#8221;), pursuant to a Registration Statement on Form S-8
(File No. 333-134521).&#160;&#160;This Registration Statement on Form S-8 is
being filed pursuant to General Instruction E to Form S-8 to register an
additional 1,400,000 shares of common stock issuable under the 2006
Plan.</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">&#160;</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">INCORPORATION
OF DOCUMENTS BY REFERENCE</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 36pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Pursuant
to General Instruction E to Form S-8, the contents of our Registration Statement
on Form S-8 (File No. 333-134521) filed with the Securities and Exchange
Commission on May 26, 2006, including each of the documents filed by us with the
Securities and Exchange Commission and incorporated or deemed to be incorporated
by reference therein and including each of the documents filed as Exhibits to
such Registration Statement, are incorporated herein by reference.</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">PART
II</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block"><br></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item
8.&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;Exhibits.</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div>
      <table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
            <td align="left" valign="top" width="11%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Exhibit
      No.</font></div>
            </td>
            <td valign="top" width="67%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;
      </font></td>
          </tr><tr>
            <td align="left" valign="top" width="11%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">5.1</font></div>
            </td>
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              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Opinion
      of Irell &amp; Manella LLP</font></div>
            </td>
          </tr><tr>
            <td align="left" valign="top" width="11%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">23.1</font></div>
            </td>
            <td align="left" valign="top" width="67%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Consent
      of Irell &amp; Manella LLP (included as part of Exhibit
    5.1)</font></div>
            </td>
          </tr><tr>
            <td align="left" valign="top" width="11%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">23.2</font></div>
            </td>
            <td align="left" valign="top" width="67%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Consent
      of KPMG LLP, Independent Registered Public Accounting
  Firm</font></div>
            </td>
          </tr><tr>
            <td align="left" valign="top" width="11%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">24.1</font></div>
            </td>
            <td align="left" valign="top" width="67%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Power
      of Attorney (included in the signature page and incorporated herein by
      reference)</font></div>
            </td>
          </tr></table>
    </div>
    <div id="PN" style="PAGE-BREAK-AFTER: always">
      <div style="TEXT-ALIGN: center; WIDTH: 100%">
        <hr style="COLOR: black" noshade size="2">
      </div>
    </div>
    <div id="HDR">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">SIGNATURES</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 36pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Pursuant
to the requirements of the Securities Act of 1933, the Registrant certifies that
it has reasonable grounds to believe that it meets all of the requirements for
filing on Form&#160;S-8 and has duly caused this Registration Statement to be
signed on its behalf by the undersigned, thereunto duly authorized, in the city
of Palo Alto, state of California, on November 24, 2009.</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 216pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">CPI
International, Inc.</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 216pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">By: <font style="DISPLAY: inline; TEXT-DECORATION: underline">/s/ Joel A.
Littman</font></font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 216pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><font id="TAB1" style="MARGIN-LEFT: 12.95pt"></font>Joel A. Littman</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 216pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><font id="TAB1" style="MARGIN-LEFT: 12.95pt"></font>Chief Financial Officer</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
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    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 36pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">KNOW ALL
MEN BY THESE PRESENTS, that each director and officer of CPI International,
Inc., a Delaware corporation (&#8220;CPI International&#8221;), whose signature appears
below constitutes and appoints O. Joe Caldarelli, Robert A. Fickett and Joel A.
Littman, and each of them, his true and lawful attorney-in-fact and agent, with
full power and authority to each of them to act without the other and with full
power of substitution and re-substitution in the name and on behalf of the
undersigned in any and all capacities stated below: (i) to execute, in his name
and on his behalf, in any and all capacities, this Registration Statement on
Form S-8 and any amendments thereto (and any additional registration statement
related thereto permitted by Rule 462(b) promulgated under the Securities Act of
1933 (and all further amendments including post-effective amendments thereto))
necessary or advisable to enable CPI International to comply with the Securities
Act, and any rules, regulations and requirements of the Securities and Exchange
Commission, in respect thereof, in connection with the registration of the
securities which are the subject of such Registration Statement, which
amendments may make such changes in such Registration Statement as such attorney
may deem appropriate, and (2) to take any and all actions and execute all such
other documents as they, or any of them, may deem necessary or desirable in
connection with the foregoing, as fully as the undersigned might or could do in
person, hereby ratifying and confirming all that such attorneys-in-fact and
agents, or any of them, may lawfully do or cause to be done by virtue
hereof.</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 36pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Pursuant
to the requirements of the Securities Act of 1933, this Registration Statement
has been signed by the following persons in the capacities
indicated.</font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block"><br></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div>
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<tr>
            <td valign="top" width="28%">
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              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center">&#160;</div>
            </td>
            <td valign="top" width="26%">
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            </td>
            <td valign="top" width="25%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold; TEXT-DECORATION: underline"><font style="DISPLAY: inline">Date</font></font></div>
            </td>
          </tr><tr>
            <td valign="top" width="28%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; TEXT-DECORATION: underline"><font style="DISPLAY: inline">/s/ O. Joe Caldarelli</font></font></div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">O.
      Joe Caldarelli</font></div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center">&#160;</div>
            </td>
            <td valign="top" width="26%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Chief
      Executive Officer and Director</font></div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(Principal
      Executive Officer)</font></div>
            </td>
            <td valign="top" width="25%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">November
      24, 2009</font></div>
            </td>
          </tr><tr>
            <td valign="top" width="28%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; TEXT-DECORATION: underline"><font style="DISPLAY: inline">/s/ Joel A. Littman</font></font></div>
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      A. Littman</font></div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center">&#160;</div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center">&#160;</div>
            </td>
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      Financial Officer, Treasurer</font></div>
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      Secretary (Principal Financial</font></div>
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            </td>
            <td valign="top" width="25%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">November
      24, 2009</font></div>
            </td>
          </tr><tr>
            <td valign="top" width="28%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; TEXT-DECORATION: underline"><font style="DISPLAY: inline">/s/ Michael Targoff</font></font></div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Michael
      Targoff</font></div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center">&#160;</div>
            </td>
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      of the Board of Directors</font></div>
            </td>
            <td valign="top" width="25%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">November
      24, 2009</font></div>
            </td>
          </tr><tr>
            <td valign="top" width="28%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; TEXT-DECORATION: underline"><font style="DISPLAY: inline">/s/ Michael F. Finley</font></font></div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Michael
      F. Finley</font></div>
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center">&#160;</div>
            </td>
            <td valign="top" width="26%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director</font></div>
            </td>
            <td valign="top" width="25%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">November
      24, 2009</font></div>
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          </tr><tr>
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              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center">&#160;</div>
            </td>
            <td valign="top" width="26%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director</font></div>
            </td>
            <td valign="top" width="25%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">November
      24, 2009</font></div>
            </td>
          </tr><tr>
            <td valign="top" width="28%">
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              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center">&#160;</div>
            </td>
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            </td>
            <td valign="top" width="25%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">November
      24, 2009</font></div>
            </td>
          </tr><tr>
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            </td>
            <td valign="top" width="26%">
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            </td>
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              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">November
      24, 2009</font></div>
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    <div id="PN" style="PAGE-BREAK-AFTER: always">
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        <hr style="COLOR: black" noshade size="2">
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    </div>
    <div id="HDR">&#160;</div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold"><font style="DISPLAY: inline; TEXT-DECORATION: underline">INDEX TO
EXHIBITS</font></font></div>
    <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
    <div>
      <table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
            <td align="left" valign="top" width="11%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Exhibit
      No.</font></div>
            </td>
            <td valign="top" width="67%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;
      </font></td>
          </tr><tr>
            <td align="left" valign="top" width="11%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">5.1</font></div>
            </td>
            <td align="left" valign="top" width="67%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Opinion
      of Irell &amp; Manella LLP</font></div>
            </td>
          </tr><tr>
            <td align="left" valign="top" width="11%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">23.1</font></div>
            </td>
            <td align="left" valign="top" width="67%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Consent
      of Irell &amp; Manella LLP (included as part of Exhibit
    5.1)</font></div>
            </td>
          </tr><tr>
            <td align="left" valign="top" width="11%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">23.2</font></div>
            </td>
            <td align="left" valign="top" width="67%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Consent
      of KPMG LLP, Independent Registered Public Accounting
  Firm</font></div>
            </td>
          </tr><tr>
            <td align="left" valign="top" width="11%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">24.1</font></div>
            </td>
            <td align="left" valign="top" width="67%">
              <div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Power
      of Attorney (included in the signature page and incorporated herein by
      reference)</font></div>
            </td>
          </tr></table>
    </div>
  </body>
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s8registrationstatement.htm
As filed
with the Securities and Exchange Commission on November 24, 2009
Registration
No. 333-
UNITED
STATES
SECURITIES
AND EXCHANGE COMMISSION
Washington,
DC 20549
FORM
S-8
REGISTRATION
STATEMENT
UNDER
THE
SECURITIES ACT OF 1933
CPI
INTERNATIONAL, INC.
(Exact
Name of Registrant as Specified in Its Charter)
Delaware
(State
      or Other Jurisdiction of Incorporation or Organization)
75-3142681
(I.R.S.
      Employer
Identification
      No.)
811
Hansen Way
Palo
Alto, California 94303-1110
(Address
of Principal Executive Offices, Including Zip Code)
CPI
International, Inc. 2006 Equity and Performance Incentive Plan
(Full
Title of the Plan)
Joel
A. Littman
811
Hansen Way
Palo
Alto, California 94303-1110
(Name and
Address of Agent For Service)
(650)
846-2900
Telephone
Number, Including Area Code, of Agent For Service
Copy
to:
Richard
C. Wirthlin, Esq.
Irell
& Manella LLP
1800
Avenue of the Stars, Suite 900
Los
Angeles, California 90067
(310)
277-1010
Indicate
      by check mark whether the registrant is a large accelerated filer, an
      accelerated filer, a non-accelerated filer, or a smaller reporting
      company. See the definitions of "large accelerated filer," "accelerated
      filer" and "small reporting company" in Rule 12b-2 of the Exchange
      Act.
Large
      accelerated filer
o
Accelerated
      filer
x
Non-accelerated
      filer
o
(Do
      not check if a smaller reporting company)
Smaller
      reporting company
o
CALCULATION
OF REGISTRATION FEE
Title
      of Each Class of Securities to be Registered
Amount
      to be registered
(1)
Proposed
      Maximum Offering Price Per Share
(2)
Proposed
      Maximum Aggregate Offering Price
(2)
Amount
      of Registration Fee
Common
      Stock, par value $0.01 per share
1,400,000
$9.78
$13,692,000
$764.01
(1)
This
      Registration Statement will also cover any additional shares of Common
      Stock that become issuable under the above-mentioned plan by reason of any
      stock dividend, stock split, recapitalization, reorganization or other
      similar transaction effected without the Registrant's receipt of
      consideration that results in an increase in the number of outstanding
      shares of the Registrant's Common
Stock.
(2)
Estimated
      solely for purposes of calculating the registration fee. Computed in
      accordance with Rule 457(h) under the Securities Act of 1933, based on the
      average of the high and low prices of the Common Stock as quoted on the
      Nasdaq Global Select Market on November 20,
  2009.
EXPLANATORY
NOTE
On May
26, 2006, we registered 1,401,144 shares of our common stock par value $0.01 per
share issuable under our CPI International, Inc. 2006 Equity and Performance
Incentive Plan ("2006 Plan"), pursuant to a Registration Statement on Form S-8
(File No. 333-134521).  This Registration Statement on Form S-8 is
being filed pursuant to General Instruction E to Form S-8 to register an
additional 1,400,000 shares of common stock issuable under the 2006
Plan.
INCORPORATION
OF DOCUMENTS BY REFERENCE
Pursuant
to General Instruction E to Form S-8, the contents of our Registration Statement
on Form S-8 (File No. 333-134521) filed with the Securities and Exchange
Commission on May 26, 2006, including each of the documents filed by us with the
Securities and Exchange Commission and incorporated or deemed to be incorporated
by reference therein and including each of the documents filed as Exhibits to
such Registration Statement, are incorporated herein by reference.
PART
II
Item
8.                      Exhibits.
Exhibit
      No.
5.1
Opinion
      of Irell & Manella LLP
23.1
Consent
      of Irell & Manella LLP (included as part of Exhibit
    5.1)
23.2
Consent
      of KPMG LLP, Independent Registered Public Accounting
  Firm
24.1
Power
      of Attorney (included in the signature page and incorporated herein by
      reference)
SIGNATURES
Pursuant
to the requirements of the Securities Act of 1933, the Registrant certifies that
it has reasonable grounds to believe that it meets all of the requirements for
filing on Form S-8 and has duly caused this Registration Statement to be
signed on its behalf by the undersigned, thereunto duly authorized, in the city
of Palo Alto, state of California, on November 24, 2009.
CPI
International, Inc.
By:
/s/ Joel A.
Littman
Joel A. Littman
Chief Financial Officer
KNOW ALL
MEN BY THESE PRESENTS, that each director and officer of CPI International,
Inc., a Delaware corporation ("CPI International"), whose signature appears
below constitutes and appoints O. Joe Caldarelli, Robert A. Fickett and Joel A.
Littman, and each of them, his true and lawful attorney-in-fact and agent, with
full power and authority to each of them to act without the other and with full
power of substitution and re-substitution in the name and on behalf of the
undersigned in any and all capacities stated below: (i) to execute, in his name
and on his behalf, in any and all capacities, this Registration Statement on
Form S-8 and any amendments thereto (and any additional registration statement
related thereto permitted by Rule 462(b) promulgated under the Securities Act of
1933 (and all further amendments including post-effective amendments thereto))
necessary or advisable to enable CPI International to comply with the Securities
Act, and any rules, regulations and requirements of the Securities and Exchange
Commission, in respect thereof, in connection with the registration of the
securities which are the subject of such Registration Statement, which
amendments may make such changes in such Registration Statement as such attorney
may deem appropriate, and (2) to take any and all actions and execute all such
other documents as they, or any of them, may deem necessary or desirable in
connection with the foregoing, as fully as the undersigned might or could do in
person, hereby ratifying and confirming all that such attorneys-in-fact and
agents, or any of them, may lawfully do or cause to be done by virtue
hereof.
Pursuant
to the requirements of the Securities Act of 1933, this Registration Statement
has been signed by the following persons in the capacities
indicated.
Signature
Title
Date
/s/ O. Joe Caldarelli
O.
      Joe Caldarelli
Chief
      Executive Officer and Director
(Principal
      Executive Officer)
November
      24, 2009
/s/ Joel A. Littman
Joel
      A. Littman
Chief
      Financial Officer, Treasurer
and
      Secretary (Principal Financial
and
      Accounting Officer)
November
      24, 2009
/s/ Michael Targoff
Michael
      Targoff
Chairman
      of the Board of Directors
November
      24, 2009
/s/ Michael F. Finley
Michael
      F. Finley
Director
November
      24, 2009
/s/ Jeffrey P. Hughes
Jeffrey
      P. Hughes
Director
November
      24, 2009
/s/ Stephen R. Larson
Stephen
      R. Larson
Director
November
      24, 2009
/s/ William P. Rutledge
William
      P. Rutledge
Director
November
      24, 2009
INDEX TO
EXHIBITS
Exhibit
      No.
5.1
Opinion
      of Irell & Manella LLP
23.1
Consent
      of Irell & Manella LLP (included as part of Exhibit
    5.1)
23.2
Consent
      of KPMG LLP, Independent Registered Public Accounting
  Firm
24.1
Power
      of Attorney (included in the signature page and incorporated herein by
      reference)