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EFJ Incorporated, founded in 1996 and based in Irving, Texas, designs communications technologies for the public safety, public service, and military sectors. The firm develops private wireless communications systems, offering clients wireless radios, infrastructure, and encryption products. Its radio frequency (RF) systems provide users with secure communications features. The products comply with Association of Public Safety Communications Officials International Incorporated (APCO) radio transmission standards. EFJ includes the EF Johnson (R) and Transcrypt (R) International Incorporated subsidiaries. EF Johnson, founded in 1923 and based in Irving, is a supplier of wireless mobile radio equipment. The firm develops digital and analog products. It focuses on the design of Voice over IP (VoIP) systems. Transcrypt International, founded in 1978 and based in Lincoln, Nebraska, is known for its encryption technology, which is employed in over 10,000 radio systems. It markets products to clients in 120 countries. EFJ went public in 1997. It is listed on NASDAQ under the EFJI symbol. The company is focusing on the development of new VoIP products. It also is working with APCO in developing public communications standards. EFJ has won recognition from 'BusinessWeek.'
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Information Sources, Inc.