ENGINEERBOOKLET
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Engineer Booklet

A reference manual for working engineers

One engineering concept per video, at the depth the job actually needs. Every page follows the same five steps and is built to still be right in five years.

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8 pages publishedNew page every weekNew here? Start with page 00

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NewCore Fundamentals · Page 07

Statistical Process Control (SPC) Explained: Signal or Noise?

An operator nudges the tool after each shaft that comes out big or small, and the shafts get worse. How to tell a real change in a process from its day-to-day wobble: common and special cause, the X bar and R chart, why control limits are not tolerances, how to read the signals, which chart fits which data, and why chasing a size widens the spread.

10:09Oct 23, 2026

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Tools & SoftwareF

What is happening under the hood when you hit simulate. CAD, FEA, PLM, CAM, and where the model stops matching the part.

Coming soonFirst pageParametric CAD Modeling: Why One Edit Breaks the Whole Model