RFengineering

Radio Architectures, Pt 4: sensitivity, noise, front-end amplifiers

System sensitivity and noise The noise from each component in the front end adds to the receiver’s noise floor, which sets the limit on the minimum signal level that can be detected. Noise can be characterized by its power spectral density (PSD), which is the power contained within a given bandwidth and is presented in units of …

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RF Engineers Are Bringing the Internet to the World

More people are online than ever before. At the turn of the century, there were only around 500 million internet users in the whole world. As of 2015, 3.2 billion people had access to the internet according to an estimate by the International Telecommunications Union. Here’s a graph to put that into persective. Almost increasing …

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Engineering Majors – The Sky’s the Limit with RF Engineering

Space. One of the biggest mysteries of mankind. Are we alone? Will humans ever sustain themelves on mars or other planets? What else is is out there waiting to be explored outside of our solar system? These questions and more lead many young people to pursue a career in engineering. While human space exploration involves the …

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