Is it hard to fly a helicopter in the Antarctic cold? What do penguins sound like? How about the instruments designed to test ...

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Abstract: In order to evaluate the viability of frequency equipment in complex electromagnetic environment, the electromagnetic radiation effect evaluation model of random noise is established based ...

Documents reveal Belgrade brought in Russia’s FSB to conduct experiments with sonic weapons while anti-government protests ...

Abstract: The contribution of magnetostriction to vibration and acoustic noise in switched reluctance motors is investigated through finite element analysis and experiment on two motors. One motor was ...

These rock tracks all use sound effects in their intros. These effects have become so iconic that they are instantly recognizable.