GUADALAJARA, MEXICO - October 17, 2000 - Teradyne, Inc. (NYSE:TER) announced the opening of a new Assembly Test Division office in Guadalajara. Announcement of the new Teradyne office in Mexico was made at Mexitronica™ 2000, the National Electronics Manufacturing Conference and Exposition of Mexico. The Teradyne office in Mexico is located at Moctezuma 3515, Local 1 Zona G, Ciudad del Sol, Zapopan, Jalisco, 45050. The office may be reached by phone at 523.123.2345 or by fax 523.123.2340.

"The new office in Guadalajara will better serve and support the over 300 Teradyne board test systems currently installed in Mexico," said Tony Battaglia, Regional Sales Manager, Teradyne, Assembly Test Division. "The new office coincides with an exciting growth in the number and range of products that Teradyne now offers for circuit-board test and inspection," continued Battaglia.

Mexitronica™ 2000

Teradyne will be highlighting the Optima 7300 Automated Optical Inspection (AOI) System and the SpectrumÈ 8852 Test System at Mexitronica 2000. The Optima 7300 post-reflow AOI system provides fast, reliable, and repeatable visual inspection of components and solder paste during SMT assembly, following the reflow step. The Optima's patented combination of angled, solid-state cameras; programmable LED lighting disk; and TenPhase image capture ensures high defect detection and inspection repeatability.

The Spectrum 8852 enables the migration of some or all product function tests onto a manufacturing process tester that is capable of both in-circuit and functional test. The Spectrum 8852 manufacturing test system is configurable with up to 2560 non-multiplexed in-circuit channels. The test system has 20 extended VXI card slots for adding analog-only channel cards (CC1s), hybrid digital/analog channel cards (CC2s) or integrating C-sized VXI instruments. The Spectrum 8852 can also be configured with up to 192 M910 digital functional test channels

About Teradyne

Teradyne is the world's largest supplier of automatic test equipment, related software, and high-performance backplanes for the electronics and telecommunications industries. Sales in 1999 were $1.8 billion, and there are currently more than 8600 Teradyne employees worldwide. Teradyne products are used to test semiconductors, circuit board assemblies, telephone lines, networks, computerized telephone systems, and software. Teradyne's backplane assemblies and high-density connectors are used in high-performance electronics systems in communications and computing. More than 70% of the company's business is being driven by Internet growth.

The Assembly Test Division, located in North Reading, Massachusetts and Walnut Creek, California, serves electronics manufacturers of circuit board assemblies with comprehensive capabilities in test and inspection. Teradyne test systems, instruments, and software are used in commercial environments such as Contract Manufacturers and in military/aerospace applications where reliability, time-to-market, and in-line process test are key to success.