EX-4.1



 Exhibit 4.1 
 Execution Version 
  
 SUPPLEMENTAL INDENTURE FOR 2019 NOTES 
 BELDEN INC. 

AND 
 THE
GUARANTORS NAMED HEREIN, 
 AND 
 U.S. BANK NATIONAL ASSOCIATION, 
 as Trustee 

 
  

SUPPLEMENTAL INDENTURE 
 Dated as of March 27, 2013 
 to 

Indenture 
 Dated
as of June 29, 2009 
 9.25% Senior Subordinated Notes due 2019 

 
  







 THIS SUPPLEMENTAL INDENTURE, dated as of March 27, 2013 is by and among Belden
Inc., a Delaware corporation (the “Company”), the guarantors (the “Existing Guarantors”) under the indenture dated as of June 29, 2009 (as amended, supplemented or otherwise modified, the
“Indenture”), PPC Broadband, Inc. a Delaware corporation (the “New Guarantor”) and U.S. Bank National Association, a national banking association, as trustee (the “Trustee”). 

RECITALS 

WHEREAS, the Company and the Existing Guarantors have heretofore executed and delivered to the Trustee the Indenture, pursuant to which
the Company has issued $200,000,000 in principal amount of 9.25% Senior Notes due 2019 (the “Notes”); and 

WHEREAS, Section 9.01 of the Indenture provides that the Company, the Existing Guarantors and the Trustee may amend or supplement
the Indenture in order to comply with Section 4.18 or 10.04 thereof, without the consent of the Holders of the Notes; and 

WHEREAS, the New Guarantor has determined it is in its best interests to unconditionally guarantee all of the Company’s Obligations
under the Notes and the Indenture pursuant to the terms and conditions set forth herein; and 
 WHEREAS, all acts and things
prescribed by the Indenture, by law and by the Certificate of Incorporation and the Bylaws (or comparable constituent documents) of the Company, the Existing Guarantors, the New Guarantor and the Trustee necessary to make this Supplemental Indenture
a valid instrument legally binding on the Company, the Existing Guarantors, the New Guarantor and the Trustee, in accordance with its terms, have been duly done and performed; 
 NOW, THEREFORE, to comply with the provisions of the Indenture and in consideration of the above premises, the Company, the Existing Guarantors, the New Guarantor and the Trustee covenant and agree for
the equal and proportionate benefit of the respective Holders of the Notes as follows: 
 ARTICLE I 

Section 1.01. Capitalized terms used herein without definition shall have the meanings assigned to them in the Indenture.

 Section 1.01. The New Guarantor hereby agrees, jointly and severally, with the Existing Guarantors, to unconditionally
guarantee the Company’s Obligations under the Notes and the Indenture on the terms and subject to the conditions set forth in Article 10 of the Indenture and to be bound by all other applicable provisions of the Indenture and the Notes and to
perform all of the obligations and agreements of a Guarantor under the Indenture. 
 Section 1.02. This Supplemental
Indenture is supplemental to the Indenture and does and shall be deemed to form a part of, and shall be construed in connection with and as part of, the Indenture for any and all purposes. 

  
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 Section 1.03. This Supplemental Indenture shall become effective immediately upon its
execution and delivery by each of the Company, the Existing Guarantors, the New Guarantor and the Trustee. 
 ARTICLE II

 Section 2.01. Except as specifically modified herein, the Indenture and the Notes are in all respects ratified and
confirmed (mutatis mutandis) and shall remain in full force and effect in accordance with their terms with all capitalized terms used herein without definition having the same respective meanings ascribed to them as in the Indenture.

 Section 2.02. Except as otherwise expressly provided herein, no duties, responsibilities or liabilities are assumed, or
shall be construed to be assumed, by the Trustee by reason of this Supplemental Indenture. This Supplemental Indenture is executed and accepted by the Trustee subject to all the terms and conditions set forth in the Indenture with the same force and
effect as if those terms and conditions were repeated at length herein and made applicable to the Trustee with respect hereto. 

Section 2.03. THIS SUPPLEMENTAL INDENTURE SHALL BE GOVERNED BY, AND CONSTRUED IN ACCORDANCE WITH, THE LAWS OF THE STATE OF
NEW YORK. 
 Section 2.04. The parties may sign any number of copies of this Supplemental Indenture. Each signed copy
shall be an original, but all of such executed copies together shall represent the same agreement. 
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 IN WITNESS WHEREOF, the parties hereto have caused this Supplemental Indenture to be duly executed, as of
the date first written above. 
  

			
	BELDEN INC.
		
	By:	 	/s/ Jeremy E. Parks
		 	Name: Jeremy E. Parks
		 	Title: Treasurer
	
	BELDEN FINCO INC.
	BELDEN WIRE & CABLE COMPANY, LLC
	BELDEN CDT NETWORKING, INC.
	BELDEN HOLDINGS, INC.
	CDT INTERNATIONAL HOLDINGS LLC
	BELDEN 1993, LLC
	PPC BROADBAND, INC.
		
	By:	 	/s/ Jeremy E. Parks
		 	Name: Jeremy E. Parks
		 	Title: Treasurer
	
	BELDEN GLOBAL C.V.
		
	By:	 	 CDT International Holdings LLC,
 its general partner

		
	By:	 	/s/ Jeremy E. Parks
		 	Name: Jeremy E. Parks
		 	Title: Treasurer
		
	By:	 	 Belden Holdings, Inc.,
 its
limited partner

		
	By:	 	/s/ Jeremy E. Parks
		 	Name: Jeremy E. Parks
		 	Title: Treasurer









 
			
	 U.S. BANK NATIONAL ASSOCIATION,

AS TRUSTEE

		
	By	 	/s/ Raymond S. Haverstock
	Name: Raymond S. Haverstock
	Title: Vice President