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Discover LudwigThe phrase "active filter" is correct and usable in written English.
It is typically used in technical contexts, particularly in electronics and signal processing, to refer to a filter that uses active components like amplifiers to enhance the signal.
Example: "The audio system was upgraded with an active filter to improve sound quality and reduce noise."
Alternatives: "dynamic filter" or "powered filter".
Exact(60)
A competitive active filter performance is also achieved.
This chapter provides an overview of analog active filter design.
Basic highpass active filter designs are reviewed in the chapter.
Tailoring of the response suppression bandwidth by using the active filter is also discussed.
Different form of transfer function may lead to different structure of active filter.
A precision active filter block with repeatable performance to 10MHz is described.
In this way the active filter current phase delay can be effectively compensated.
This active filter is based on a stack of dense and porous WO3 layers.
Tests were carried out for active filter with and without the phase delay compensation.
A transformerless active filter based technique is developed in [59] to improve the power quality of a single phase household.
Both techniques are used to minimize the total design error of a 4th order Butterworth low pass active filter.
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