A closer look at the BMW M4 — sleek design, raw sound, and the question every car fan asks: is it manual? Captured to show the driving feel, detail, and balance that make this M4 stand out both in ...

In this second part of the D315 direct start conversion for the Caterpillar D4, we continue the process of upgrading and modifying the system for smoother, more efficient operation. Watch as we ...

Abstract: Large-scale antenna arrays employed by the base station (BS) constitute an essential next-generation communications technique. However, due to the constraints of size, cost, and power ...