Learn how 4D digital holographic microscopy provides real-time, non-contact measurement of MEMS micromirror deformation, ...

With loudspeakers, an important parameter is the frequency at which their cones resonate. This clever Arduino-based tester ...

Drawing tablets have been a favorite computer peripheral of artists since its inception in the 1980s. If you have ever used a drawing tablet of this nature, you may have wondered, how it works, ...

An AC resonant test system is designed to generate high alternating voltage by forming a resonant circuit between the reactor and the test object. By operating at or near resonance, the system can ...