Once a jury is selected, the first dialogue in a personal injury trial comes in the form of two opening statements -- one from the plaintiff's attorney, and the other from an attorney representing the defendant.
A high-pass filter is usually modeled as a linear time-invariant system. It is sometimes called a low-cut filter or bass-cut filter.[1] High-pass filters have many uses, such as blocking DC from circuitry sensitive to non-zero average voltages or radio frequency devices.
A high pass filter is a feature in many car audio systems that allows the user to keep low frequency sounds from playing through front or rear full-range speakers. This is especially nice when you want low frequencies to play through a subwoofer exclusively.