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 AMBIENT CORPORATION 
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 (Name of Registrant as Specified In Its Charter) 
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 (Name of Person(s) Filing Proxy Statement, if other than the Registrant) 
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 AMBIENT CORPORATION 
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 CONTROL ID: 
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 REQUEST ID: 
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 IMPORTANT NOTICE REGARDING THE AVAILABILITY OF PROXY MATERIALS 
for the Annual Meeting of Stockholders 
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 DATE: 
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 JUNE 6, 2013 
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 TIME: 
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 AT 10:00 AM (LOCAL TIME) 
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 LOCATION: 
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 85 WELLS AVENUE, FIRST FLOOR AUDITORIUM, NEWTON, MA 02459 
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 HOW TO REQUEST PAPER COPIES OF OUR MATERIALS 
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 PHONE: 
Call toll free 
1-866-752-8683 
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 FAX: 
Send this card to 
202-521-3464 
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 INTERNET: 
https://www.iproxydirect.com/AMBT 
and follow the on-screen instructions. 
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 EMAIL: 
proxy@iproxydirect.com. 
Include your Control ID in your email. 
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 This communication represents a notice to access a more complete set of proxy materials available to you on the Internet. We encourage you to access and review all of the important information contained in the proxy materials before voting. The proxy statement is available at: https://www.iproxydirect.com/AMBT 
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 If you want to receive a paper copy of the proxy materials you must request one. There is no charge to you for requesting a copy.  To facilitate timely delivery please make the request, as instructed above, By May 23, 2013. 
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 you may enter your voting instructions at https://www.iproxydirect.com /AMBT 
until 11:59 pm eastern time June 5, 2013. 
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 The purposes of this meeting are as follows: 
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 1.    Elect six directors of the Company to hold office until their respective successors shall have been duly elected and qualified; 
2.    Approve, in a nonbinding advisory vote, the compensation of the Company’s named executive officers; 
3.    Determine, in a nonbinding advisory vote, the frequency of the non-binding resolution to approve the compensation of our named executive officers every year, every two years or every three years; and 
4.    Transact such other business as may properly come before the Annual Meeting and any adjournment(s) thereof     
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 THE BOARD OF DIRECTORS RECOMMENDS YOU VOTE “FOR” PROPOSALS 1 & 2 ABOVE. 
THE BOARD OF DIRECTORS RECOMMENDS YOU VOTE “EVERY THREE YEARS” FOR PROPOSAL 3 ABOVE 
THE BOARD OF DIRECTORS HAS FIXED THE CLOSE OF BUSINESS ON APRIL 19, 2013 AS THE RECORD DATE FOR DETERMINING THE STOCKHOLDERS THAT ARE ENTITLED TO NOTICE OF AND TO VOTE AT THE 2013 ANNUAL MEETING AND ANY ADJOURNMENTS THEREOF. 
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 Please note – This is not a Proxy Card - you cannot vote by returning this card 
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| Ambient Corporation 
 SHAREHOLDER SERVICES 
500 Perimeter Park Drive Suite D 
Morrisville NC 27560 
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 FIRST-CLASS MAIL 
US POSTAGE 
PAID 
CARY NC 
PERMIT # 869 
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