TEMPE, Arizona, November 28, 2007 – Comtech EF Data Corporation announced today the achievement of AS 9100 Revision B / ISO 9001:2000 Quality Management System certification for the design, manufacture and servicing of satellite, RF, microwave and terrestrial data communications equipment. The registration audits were completed in August, 2007, and the certificate was received in November, 2007.

The International Organization for Standardization (ISO) 9000 series of standards outlines a process approach to implementing and supporting a Quality Management System.  The standards are recognized globally as the framework for effectively managed, customer-focused business systems.  The AS 9100 series is an ISO 9001 based set of standards developed by the International Aerospace Quality Group that addresses the stringent quality requirements of the aerospace industry. Certification against AS 9100 Revision B standard requirements covers design, manufacture and service of equipment, and includes 99 additional requirements beyond what is required for ISO 9001:2000 certification.

“Demonstrating our commitment to quality, continuous improvement and customer satisfaction, Comtech EF Data expanded on our current ISO 9001:2000 certification by meeting the more rigorous requirements of the AS 9100 Revision B / ISO 9001:2000 certification,” said Robert McCollum, president, Comtech EF Data.   

Comtech EF Data Corp. manufactures a broad spectrum of satellite communications products, including Satellite Modems, Bandwidth & Capacity Management, TCP/IP Performance Enhancement Proxies, Encapsulators, Receivers, Converters, Amplifiers, Transceivers and Terminals.  All products meet or exceed the standards published by worldwide and regional satellite networks. Please visit www.comtechefdata.com for more information.

Certain information in this press release contains statements that are forward-looking in nature and involve certain significant risks and uncertainties. Actual results could differ materially from such forward-looking information. The Company's Securities and Exchange Commission filings identify many such risks and uncertainties. Any forward-looking information in this press release is qualified in its entirety by the risks and uncertainties described in such Securities and Exchange Commission filings.

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Media Contact:
Sue Wilcox
Comtech EF Data
Voice: 480.333.2200
Fax: 480.333.2540
swilcox@comtechefdata.com