Author Archives: M. Eric Carr

Artifact-Free Metrology!

Today’s CGPM vote means that as of next May 20, all SI units will be defined in terms of natural constants, democratizing SI references. Progress! Continue reading

Posted in Current Events, Digital Citizenship, Electronics, Fundamentals, Mechanical, Science | Leave a comment

Resurrecting the Sinclair

The Timex-Sinclair 1000 (okay, my spare one) is back from the dead! Continue reading

Posted in BASIC, Nostalgia | Leave a comment

JLCPCB

Inexpensive-but-solid custom circuit boards from Shenzhen in a week or two, for $2.00 apiece. Yes, really. Continue reading

Posted in Electronics, Resources | Tagged , , , , , | Leave a comment

OpenSCAD

OpenSCAD allows you to create .stl files based on mathematical descriptions. Continue reading

Posted in 3D Printing, Coding, Math, Tools | Tagged , , , , , | Leave a comment