Test Software Systems (TSS) is a value-added supplier of Teradyne’s in-circuit test programs and test fixtures. TSS provides full support for all GR228X, the Test Station, and support for Teradyne 18XX testers by generating interrelated IPL files and fixture drill files.

TSS endeavors to earn our client’s business through cost-effective board test solutions and on-time delivery of quality programs and fixtures that are developed to optimize board test coverage.  TSS provides an informative proposal, board test analysis, test recommendations and board test details to inform our clients.  The proposal addresses any questions and resolves our client’s concerns.  TSS provides line item quotes for developing the test program, fixture, and for all test options.  We believe this enables our client’s to choose the best cost-effective test solution for their board assembly.

If you require fixturing for your in-circuit testers or functional test requirements, TSS can provide our client with a fixture quote and have the fixture fabricated to our fixture standards.


Test Software Systems was established in 1985 and during our 28 years serving client TSS has conduct business throughout the United States, Canada and Puerto Rico, and in Mexico.  Small, medium as well as companies listed in the S&P 500 have chosen TSS as a partner to serve their board test requirements.  They chose TSS for the quality of our product, for the support we provide to earn their business as well as the support we provide after delivery.


TEST SOFTWARE SYSTEMS is committed to providing total customer satisfaction with every order.  We strive to meet this goal through on-time delivery of the highest quality products and services.  All our work is back by the belief that our success is totally dependent upon your satisfaction.   We are committed to earning your trust and confidence, and to continuing our tradition of excellence in the ATE industry.

Contact Information

Test Software Systems, Inc.
215 West Church Road, Suite 110
King of Prussia, PA 19406
Phone: (610) 337-9776
Fax: (610) 337-3508