HSINCHU, Taiwan - October 11, 2005 - Teradyne, Inc. (NYSE:TER) announced its participation in Chung Yuan Christian University's 50th anniversary celebration. Chung Yuan is a leading, private-funded university located in Chung Li, Taiwan. In honor of the university's long-standing achievement in its engineering school, Teradyne donated a J750 test system (now being used as part of an IG-XL(TM) system design and in testing related courses offered by the university) and will work with the university in training undergraduate and graduate students on IG-XL software. The University funded and setup a standard test floor and lab for students after receiving the Teradyne test system donation. The Teradyne(R) IG-XL software operating system provides fast program development and instant conversion from single to multi-site device test for electronic manufacturers. In addition, Teradyne will be participating in joint training and research projects with the Electronic Engineering department and the Biomedical Engineering department at the university and will provide students the opportunity to work as interns or in a co-op program with Teradyne.

"Our commitment to technical innovation is a tradition that has served Chung Yuan University very well over the last half century," said Shen-Kan Hsuing, President, Chung Yuan University. "We appreciate the Teradyne test system donation that enables our students to be technically fluent in an industry standard like IG-XL software. By making technology accessible that our students will encounter after graduating, we better prepare them with a foundation of hands-on knowledge that will enable them to be tomorrow's technical leaders."

"There are quite a few Teradyne employees and customers that have attended Chung Yuan University," said SI Wei, Field Operation Manager, STD, Greater China Region, Semiconductor Test Division, Teradyne. "We are grateful at the invitation to join in celebrating the history of this prestigious university and the opportunity to give back to an institution that has produced valued members of the device test community. Congratulations to Chung Yuan University on their achievements."

About the J750

The J750's high-throughput parallel test capability provides as high as 95% device test efficiency. The zero footprint system delivers up to 1,024 I/O channels contained in a test head, and offers a suite of options, including the Converter Test Option, Memory Test Option, Redundancy Analysis, and Mixed Signal Option, that broaden the range of testing capabilities. The system also features IG-XL test software that combines the power and performance of the latest PC technology and Windows NT operating system with the familiarity of standard Windows productivity tools, such as Microsoft Excel and Visual Basic. The J750's small footprint and high parallel test throughput provide the most economical approach to testing complex VLSI devices with embedded memory and analog cells.

About Chung Yuan Christian University

On October 15, 1955, the Chung Yuan Christian College of Science and Engineering (CYCC) opened with an enrollment of 220 students and 4 departments. In the past decades, CYCC has added 20 departments and 16 graduate programs. On August 1, 1980 CYCC was formally upgraded by the Ministry of Education to a status of a full university known as Chung Yuan Christian University (CYCU). Today, with over 13,000 students and 1313 faculty and staff members, the University has grown tremendously both in school participation and academic achievement. There are now over 50,000 graduates living in Taiwan and abroad. For more information, visit wwww.cycu.edu.tw.

About Teradyne

Teradyne (NYSE:TER) is a leading supplier of Automatic Test Equipment and interconnection systems. The company's products deliver competitive advantage to the world's leading semiconductor, electronics, automotive and network systems companies. In 2004, Teradyne had sales of $1.8 billion, and currently employs about 5,700 people worldwide. For more information, visit www.teradyne.com. Teradyne and IG-XL are trademarks or registered trademarks of Teradyne, Inc.