Author Archives: M. Eric Carr

Soup-er Computing

Posted on 2021-06-17 by M. Eric Carr

APGSearch is an easy way to find new, interesting Conway’s Life patterns (and get recognition for finding them.) Continue reading →

Posted in Math | Leave a comment

PCBWay

Posted on 2021-05-18 by M. Eric Carr

The Hex Decoder project finally gets a modern PCB, thanks to PCBWay. Continue reading →

Posted in Design, Digital, DrACo/Z80, EET325, Electronics, PIC Microcontrollers, Reviews | Leave a comment

Bearing Raceway Speedometer

Posted on 2021-04-30 by M. Eric Carr

A TTGO board, 3D printed enclosure, and some optoelectronics are turned into a speedometer for steel bearing balls. Continue reading →

Posted in 3D Printing, Arduino, C, Coding, Digital | Leave a comment

Digital Microscope

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

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

Posted in Tools, Toys | Leave a comment