The Pacific Northwest National Laboratory in Richland is getting more than $6.8 million to study energy production from oceans and rivers. Lab researchers will lead a project to study how fish and marine mammals are affected by noise, electromagnetic fields and blade strikes from water power devices.LEARN MORE … [Read more...]
Distributed Decoupling Capacitor Effectiveness
The effect of connection inductance and ESL can limit the effectiveness of decoupling capacitors.Bruce Archambeault, Ph.D., IBM Research, Triangle Park, North Carolina, USAINTRODUCTIONDecoupling capacitors serve two purposes. One is to provide charge to the ICs for functionality, and the second is to maintain a low impedance between power and ground-reference planes in … [Read more...]
ISO/IEC 17025 – Should the International Standard on Laboratories be Divided into Two Separate Standards?
Is there a need for a distinct testing lab standard and calibration lab standard?Daniel D. Hoolihan, Hoolihan EMC Consulting, Lindstrom, MNThe flag-ship laboratory quality standard in the world is ISO/IEC 17025–General Requirements for the Competence of Testing and Calibration Laboratories. Based on years of experience using the standard, the author is recommending that … [Read more...]
