Press Release

Teradyne J750 and GuideTech TIA for Production Test

Sunnyvale, CA – July 11, 2007–GuideTech, the leading provider of high-throughput precision test and measurement instruments for the semiconductor design and manufacturing industries, today announced a major San Jose, CA based clock integrated circuit manufacturer has selected the GuideTech Time Interval Analyzer and Teradyne J750.

"This was a joint effort between Teradyne and Guidetech to provide a cost effective manufacturing test solution for the growing multi-function clock chip market that is used in portable electronics", said Frank McKiney, GuideTech's CEO and president. "We are especially excited because of the large Teradyne J750 installed base, it is a multi-site application, we are measuring PCI-Express including spread spectrum USB, audio, and video clock performance."

About the GuideTech Time Interval Analyzers
Guidetech TIAs enable test houses to cost-effectively tailor legacy and low-cost test systems to address customer driven test requirements while minimizing their capital investment.  GuideTech TIAs are being utilized in high-throughput production timing verification on numerous ATE Platforms from Teradyne, Credence and Verigy.

About GuideTech
GuideTech is the leading supplier of production-scale high-performance CTIA-based timing measurement solutions, allowing semiconductor manufacturers to minimize timing-related failures and to dramatically reduce production test costs through test-time reduction and extending their ATE lifecycles.  GuideTech customers indicate average savings of 30-50% in their cost-of-test as a result of deploying our products.  GuideTech is headquartered in Sunnyvale, CA.  For more information, please contact Ron Lau at (408) 731-8894 or rlau@guidetech.com. Visit the company's Website and view the new corporate video at www.guidetech.com.