In a metal like copper, however, the outer electrons swim around freely and are shared by all the atoms. That’s why ...

If you cultivate an interest in building radios it’s likely that you’ll at some point make a simple receiver. Perhaps a ...

Every day, millions of people pass through walk-through metal detectors at airports, schools, concert venues, courthouses, and office buildings. A vast majority barely think twice about this process ...

Abstract: This brief proposes a multi-scene low power voice activity detector deploying both analog and digital circuit, named VoAD. For the speech feature extractor as frontend, the analog circuit is ...