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Two significant changes in the business world have occurred in the last 15 years. What are they?
Impedance
The measure of opposition that a circuit presents to the flow of alternating current, represented as a complex number and includes both resistance and reactance.
High-pass Filter
An electronic filter that allows signals with frequencies above a certain cutoff frequency to pass through while attenuating those below it.
Output Signal
The information or power delivered by a system or device as a response to a specific input, often used in the context of electronics or communication.
PI-type Filters
A form of electronic filter design that combines a parallel capacitor with a series inductor to block unwanted frequencies, characterized by its resemblance to the letter "PI" in schematic diagrams.
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