DE104 RAILWAY Standard EN 45545 2 2020 R25 Approvals

  Thousands of satellites surround the Earth in their own orbital slots and even their own constellations, at distinct altitudes. They help communicate with distant places, track weather, and, with the Global Positioning System (GPS), find distant places here on Earth. Closest to Earth,…

Fifth Generation (5G) wireless cellular networks promise performance that will meet every mobile user’s need, including reliable voice service, fast data, and steady video links. But such achievements will not come overnight, and they will call for a 5G network infrastructure with more cell sites…

Interview by Nolan Johnson Nolan Johnson speaks with Michael Gay of Isola and Chris Hunrath of Insulectro about the release of their new halogen-free, high-thermal reliability material, which they hope fills the gap in the market between epoxies and polyimides.   Nolan Johnson:…