Some thin (0.8 or 1 mm) FR4 boards add a nice milky or yellowish tint which can look good when used for indicator LEDs, or even night lamps or some LED Art gadgets. The following examples combine ...

The technique that goes into building an enclosure out of FR4 is something we’ve seen before ... 22×5 array of LEDs on a custom board, and the phone will feature QI wireless charging.

For example, the tolerance in timing skew between parallel signals in a multi-drop environment is approaching the practical limit achievable in low-cost FR4 printed circuit boards. In addition, the ...

Coherent Corp. has announced the launch of its new 2x400G-FR4 Lite optical transceiver, designed for AI-driven data centers and Ethernet networks. This silicon photonics-based module offers a ...