Here is a simple table of Hertz frequencies used in various technologies and their respective applications. Frequency Application 0-20 Hz Infrasound, used in seismology and for studying animal communication 20-20,000 Hz Audible sound for human hearing 30,000-300,000 Hz Ultrasound, used in medical imaging and industrial cleaning 3-30 kHz Very low frequency (VLF), used in navigation… Read More
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