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Filters
Passive RC Low Pass FilterPassive RC High Pass FilterActive Low Pass FilterActive High Pass FilterActive Band Pass FilterActive Band Stop FilterButterworth Filter DesignChebyshev Filter DesignBessel FilterFilter Frequency Response
Power Electronics Basics
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Digital ElectronicsSignals & SystemsControl SystemsElectromagnetic TheoryDigital CommunicationAnalog CommunicationNetwork AnalysisMicroprocessorsVLSI DesignVerilog HDLPower ElectronicsEmbedded SystemsDSPElectronic Devices
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5 of 10 articles

Active Band Pass Filter

Center frequency, bandwidth, Q factor.

Darshan N
Updated: 19 March 2026
8 min read

Active Band Pass Filter

Test your ability to calculate center frequency, bandwidth, and Q factor for active band-pass filter designs.

Question 1 of 3

Q1.An active BPF has a center frequency f0 = 10 kHz and a bandwidth BW = 1 kHz. The Q factor and the lower and upper -3 dB frequencies are:

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Active Band Stop Filter