The National Electric Safety Code (NESC) includes a clause sometimes referred to as the “5-mA Rule,” which states: For voltages exceeding 98 kV ac to ground, either the clearances shall be increased ...

Target had a big win in its home business late last year with a collection by Chip and Joanna Gaines, stars of HGTV's Fixer Upper. Hearth & Hand with Magnolia and its modern farmhouse aesthetic is ...

Lean manufacturing seeks to make clear what adds value by reducing everything else. Lean is clearly not a fixed-point objective; accelerating global market competition demands operational flexibility ...

Part 1 of this series described how digital signals propagate through PC boards [Refs. 1, 2, 5, 6]. In part 2, we look at specific board designs to achieve low EMI. The biggest issue I see in my ...