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The Pulse: Vias, Modeling, and Signal Integrity

December 7, 2016 | Martyn Gaudion, Polar Instruments

Remember that good modeling can’t fix a bad design. The model can tell you where a design is weak, but if you have committed your design to product, the model can only tell you how it behaves. Some less experienced designers seem to think a better model will fix something that doesn’t work; it won’t. It will only reassure you that the design was bad in the first place.

CAT’s David Wolf on Via Reliability Analysis

December 5, 2016 | Andy Shaughnessy, PCBDesign007

Conductor Analysis Technologies (CAT) has been analyzing test panels and coupon designs for over 20 years. CAT’s analysis provides valuable, quantitative data on PCB quality and reliability, which can help designers and manufacturers trace the source of defects and non-uniformities. Vice President of Technical Marketing David Wolf discusses some of the trends he’s seeing in via structures, and the common reliability and quality issues related to vias.



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