Category Archives: Tools

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

Meta-tool

Posted on 2022-03-27 by M. Eric Carr

A print-in-place bike suspension adjustment wrench demonstrates 3D printers’ ability to make working tools. Continue reading →

Posted in 3D Printing, Tools | 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

Digital Microscope

Posted on 2021-03-28 by M. Eric Carr

A “USB digital microscope” from Amazon is reviewed. Continue reading →

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