Category Archives: Mechanical

Mini Museum: Slide Rule

Posted on 2022-09-06 by M. Eric Carr

Slide rules — analog mechanical calculators — helped build the modern world, three sig figs or so at a time. Continue reading →

Posted in Lore, Math, Mechanical, Mini Museum, Nostalgia, Tools | Tagged , , , , , , | Leave a comment

Mini Museum: Player Piano Scroll

Posted on 2022-09-05 by M. Eric Carr

Player Piano scrolls — digital music is even older than digital computers! Continue reading →

Posted in Digital, Drexel, Mechanical, Mini Museum, Nostalgia | Leave a comment

Hardware As Firmware

Posted on 2022-02-27 by M. Eric Carr

A 3D printer is used to teach a 1967 Sears sewing machine new patterns. Continue reading →

Posted in 3D Printing, Design, Mechanical, Nostalgia, Tools | Leave a comment

Artifact-Free Metrology!

Posted on 2018-11-16 by M. Eric Carr

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