Photography by Gene Scogin


Image Elegant timepiece marks the hours with needle meters.

By Gene Scogin

Several years ago I had the idea of making an analog clock that used voltmeter-style needle gauges rather than a standard dial. A few weeks ago I finally made one, using an Arduino board and 3 current meters from a local electronics store. I built it up in stages, starting out with a single meter that displayed just seconds, then adding hour and minute meters, adding buttons and programming to make the time settable, and finally ...

Get Make: Technology on Your Time Volume 13 now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.