The beginner’s guide for hobbyists and makers unlocks some of the practical secrets behind lightning detection design.

Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...

In recent years, there has been recognition that high brightness LED could be an alternative light source for projection display application. In this work, dielectric compound parabolic concentrators ...

ViewSonic has launched the LDS138-151, a 138-inch foldable LED display in India that promises to transform how organizations approach large-scale visual presentations. The all-in-one system can be ...

In this paper, a high power white LED Chip-on-Board (COB) module with high color rendering index (CRI, Ra>93) and tunable correlated color temperatures (CCTs) is prepared.