Avnet to Distribute Pulse's Military and Aerospace Products.

Business Editors/High-Tech Writers

SAN DIEGO--(BUSINESS WIRE)--May 15, 2003

Pulse, a Technitrol (NYSE:TNL) company, today announced that it has reached an agreement with Avnet Inc., one of the world's largest technology marketing, distribution and services company.

In addition to Pulse's current line of products, Avnet will stock and distribute Pulse's full line of catalog and custom military and aerospace products. Products include MIL-STD-1553 transformers and data bus couplers, high-speed Fibre Channel, Gigabit Ethernet, and IEEE 1394B transceivers and transformers, active and passive delay lines, as well as power transformers.

The agreement is in keeping with Pulse's strategy to supplement its direct sales force with authorized distributors and representatives.

"We're very pleased to have Avnet become a part of our selling organization. Avnet's professionalism and service leadership aligns well with Pulse's goals to continuously improve customer relationships and to meet sales targets," said Roger Shahnazarian, vice president of sales at Pulse.

"Avnet is proud and fortunate to be selected as an authorized distributor for Pulse. Pulse's leadership position in the areas of magnetics and filtering devices will further position Avnet as a leader in passive components," said Gary Oliver, senior vice president at Avnet.

About Avnet Electronics Marketing

Avnet Electronics Marketing, serving customers in 63 countries, is the largest operating group of Phoenix-based Avnet Inc. (NYSE:AVT), a Fortune 500 company and one of the world's largest technology marketing, distribution and services providers.

Avnet Electronics Marketing, Americas (EMA) serves electronic original equipment manufacturers (EOEMs), electronic manufacturing services (EMS) providers, and electronic component manufacturers (ECMs) in North America and Brazil, through focused business units offering components and services.

Avnet Cilicon focuses solely on semiconductors with dedicated channels to specific end market segments; Avnet IP&E is the leading interconnect, passives and electro-mechanical components specialist; Avnet RF & Microwave is the distribution market leader in the sale of components and services to the wireless electronics industry; Avnet Supply Chain Services provides end-to-end supply chain optimization programs. The company's Web site is located at www.avnet.com.

About Pulse

With headquarters in San Diego, Pulse, a Technitrol (NYSE:TNL) company, is one of the largest magnetic component manufacturers in the world. Pulse primarily serves OEMs and contract manufacturers in the computer, telecommunications, high-speed Internet access, power conversion, defense and television industries.

Pulse creates innovative custom and standard components and products for both commercial and consumer applications, as well as offering build-to-print and contract manufacturing services. Industry recognized as experts in noise reduction, miniaturization, power and signal conversion, Pulse offers an extensive line of magnetic solutions.

An ISO 9000 registered manufacturer, Pulse is fully engaged in joint development programs with key customers to ensure they receive high-performance, high-quality, and high-reliability products at competitive prices. Pulse is a member of and actively participates in IEEE, ANSI, T1/E1 and the DSL Forum.

In North America, contact Pulse's worldwide headquarters in the United States at 858/674-8100. The Pulse European offices are located in the United Kingdom and may be reached at [phone], and its Asian offices in Singapore can be reached at [phone]. For more information, visit the Pulse Web site at www.pulseeng.com.

Note to Editors: All brand names and trademarks are properties of their respective holders.

Cautionary Note: This message contains "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. Actual results may differ materially. This release should be read in conjunction with the factors set forth in Technitrol's report on Form 10-Q for the quarter ended March 28, 2003 in Item 2 under the caption "Factors that May Affect Our Future Results (Cautionary Statements for Purposes of the 'Safe Harbor' Provisions of the Private Securities Litigation Reform Act of 1995)."