Tag Archives: Ultrasound facts

One of these following facts about ultrasound might probably give you more information about it. As you know, ultrasound is an oscillating sound pressure wave with a frequency greater than the upper limit of the human hearing range. Ultrasound is thus not separated from ‘normal’ (audible) sound based on differences in physical properties, only the fact that humans cannot hear it. Although this limit varies from person to person, it is  Read More ... »