A 128Hz medical tuning fork appeared in my collection thanks to a friend! Have you ever used a tuning fork? According to Wikipedia, the tuning fork was invented in 1711 by British musician John Shore, ...

THE tuning-fork, when used for making time traces in chronographic work, is usually made to vibrate, by bowing with a violin bow, or by percussion, or by rapidly removing a metal block from between ...

Whatever kind of clock you’re interested in building, you’re going to need to build an oscillator of some sort. Whether it be a pendulum, a balance wheel, or the atomic transitions of cesium or ...

THE tuning-fork when its number of double vibrations, to and from in a second, or briefly its frequency, has been ascertained, is a most convenient instrument for measuring minute divisions of time.

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This tuning fork was made by an ...