Does a Differential Pair Need a Return Plane?

A differential pair is any two transmission lines. When each transmission line has a return plane, its pretty clear how the differential impedance is related to the geometry. But what if there is no... [more]

Reverse Engineering PCBs: How to Recreate a Lost Design

Maintaining a product is very difficult when: The source files aren’t available Only Gerber files and maintenance documents are available Making a revision to a company-owned product with no... [more]

What Every Design Engineer Should Know About Design for SMT Manufacturability

This course is intended to provide the participant an understanding of how design issues interact with the SMT assembly processes. How design affects manufacturing capability and vice versa is... [more]

Mechanical Design to Control EMI

As most engineers and designers are aware, EMI occurs because some mechanical structure, within or attached to our system, is capable of resonating and radiating electromagnetic field energy. Those... [more]