Exciting news: metro.news has merged with metro.co.uk! That means that as well as keeping up with all the latest news and features you love from Metro Newspaper you’ll also be joining the 23 million ...

Abstract: A coherent transmission methodology for a continuous-variable quantum key distribution (CV-QKD) system based on quantum-heterodyne measurement through a coherent intradyne receiver is ...

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Local BBC Radio joins BBC Radio 5 Live through the night on a weekday. Babs brings you lighthearted fun with upbeat topical stories and celebrity guests. Your chance to showcase your talent on the BBC ...

Add a speaker and a battery, then you'll have a fully functional walkie talkie Radio. It shares the same properties as the commercial one. Can be used both for voice and data communication. Because it ...

Abstract: This paper on land-mobile radio communications was prepared for the noncommunications and nonmobile radio specialist. The early pioneering work of the police is covered, and after a brief ...

The latest news, great music and inspirational people to take you through the afternoon. Wake up with Ady bringing you stories, news and something to make you smile. Your chance to showcase your ...