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High-pass filter

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Revision as of 21:15, 17 January 2023 by imported>A09 ((GR) File:Active Highpass Filter RC.png → File:Active Highpass Filter RC.svg SVG available)
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File:High pass filter.svg
A passive high-pass filter
File:Active Highpass Filter RC.svg
An active high-pass filter
File:75 Hz HPF on Smaart.jpg
Signal being filtered with 75 Hz cutoff frequency high-pass filter

A high-pass filter is an electronic filter that passes the frequency component of a signal above a certain value (cutoff frequency). The frequency component below that certain value will be suppressed to almost zero.

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