Exhibit 10.3

AMENDMENT NO. 1 TO CREDIT AGREEMENT
Amendment No. 1, dated as of September 28, 2016 (this “Amendment”) to that
certain credit agreement (as the same may be amended, modified, waived or
supplemented from time to time, the “Credit Agreement”), dated as of April 7,
2014, among CPI International, Inc., a Delaware corporation (the “Borrower”),
CPI International Holding Corp., a Delaware corporation, the Subsidiary
Guarantors party thereto, UBS AG, Stamford Branch, as administrative agent (in
such capacity, the “Administrative Agent”) . Capitalized terms used herein and
not otherwise defined herein shall have the meanings ascribed to them in the
Credit Agreement.
W I T N E S S E T H:
WHEREAS, Section clause (II) of Section 10.02(b) of the Credit Agreement permits
any Loan Document to be waived, amended, supplemented or modified with the
agreement of the Borrower and the Administrative Agent (without the consent of
any Lender) to cure a defect, error, ambiguity or inconsistency;
WHEREAS, the provisions of Section 2.18(b)(iii), 2.18(c)(ii) and the proviso to
Section 2.18(c)(i) create an ambiguity as to whether a Letter of Credit may
expire after the Letter of Credit Expiration Date; and
WHEREAS, the Borrower and the Administrative Agent desire to amend the Credit
Agreement in order to cure such ambiguity pursuant to such clause (II).
NOW, THEREFORE, in consideration of the promises and covenants contained herein
and for other good and valuable consideration, the receipt and sufficiency of
which are hereby acknowledged, the Borrower and the Administrative Agent agree
as follows:
Section 1.Amendments

(a)Section 2.18(b)(iii) of the Credit Agreement is hereby amended to add the
following text immediately following the word “which” in such Section
2.18(b)(iii): “, except as may be permitted by the proviso to Section
2.18(c)(i),”.

(b)Section 2.18(c)(ii) of the Credit Agreement is hereby amended to add the
following text at the beginning of clause (B) of such Section 2.18(c)(ii):
“except as may be permitted by the proviso to Section 2.18(c)(i),”.

Section 2.Effectiveness of this Amendment

This Amendment shall become effective as of the date when the Administrative
Agent and the Borrower execute this Amendment, which date of effectiveness is
September 28, 2016.

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Section 3.Fees and Expenses

The Borrower agrees to pay on demand in accordance with the terms of Section
10.03 of the Credit Agreement all reasonable out-of-pocket costs and expenses
incurred by the Administrative Agent (including all reasonable fees and
out-of-pocket expenses of Cahill Gordon & Reindel llp) in connection with the
preparation, negotiation and execution of this Amendment.
Section 4.Reference to and Effect on the Loan Documents

(a)Except as specifically amended above, all of the terms and provisions of the
Credit Agreement and all other Loan Documents are and shall remain in full force
and effect and are hereby ratified and confirmed.
(b)Except as expressly set forth herein, the execution, delivery and
effectiveness of this Amendment shall not operate as a waiver of any right,
power or remedy of the Lenders, Holdings, the Borrower or the Administrative
Agent under any of the Loan Documents, nor constitute a waiver of any provision
of any of the Loan Documents or for any purpose.

(c)Each of the Loan Documents, including the Credit Agreement, and any and all
other agreements, documents or instruments now or hereafter executed and/or
delivered pursuant to the terms hereof or pursuant to the terms of the Credit
Agreement as amended hereby, are hereby amended so that any reference in such
Loan Documents to the Credit Agreement, whether direct or indirect, shall mean a
reference to the Credit Agreement as amended hereby.

(d)This Amendment is a Loan Document. For the avoidance of doubt, the
indemnification provisions set forth in Section 10.03 of the Credit Agreement
shall apply to this Amendment.

Section 5.Execution in Counterparts

This Amendment may be executed in any number of counterparts, each of which when
so executed and delivered shall be deemed an original, but all such counterparts
together shall constitute but one and the same instrument. Delivery of an
executed counterpart by telecopy or other electronic transmission shall be
effective as delivery of a manually executed counterpart of this Amendment.

Section 6.Governing Law

This Amendment and the transactions contemplated hereby, and all disputes
between the parties under or relating to this Amendment t or the facts or
circumstances leading to its execution, whether in contract, tort or otherwise,
shall be construed in accordance with and governed by the laws (including
statutes of limitation) of the State of New York, without regard to conflicts of
law principles that would require the application of the laws of another
jurisdiction.

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Section 7.Headings

Section headings used herein are for convenience of reference only, are not part
of this Amendment and shall not affect the construction of, or be taken into
consideration in interpreting, this Amendment.
Section 8.Notices

All communications and notices hereunder shall be given as provided in the
Credit Agreement.

[SIGNATURE PAGES FOLLOW]

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In Witness Whereof, the parties hereto have caused this Amendment to be executed
by their respective officers thereunto duly authorized, as of the date first
written above.

CPI INTERNATIONAL, INC.
as Borrower

By:     /s/ JOEL A LITTMAN        
Name: Joel A. Littman
Title:    Chief Financial Officer, Secretary
and Treasurer

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UBS AG, STAMFORD BRANCH,
as Administrative Agent

By: /s/ HOUSSEM DALY        
Name:    Houssem Daly
Title:    Associate Director

By:     /s/ KENNETH CHIN        
Name:    Kenneth Chin
Title:    Director