butterworth filter

Questions

What does butterworth filter mean?

A kind of filter designed to have as flat a frequency response as possible in the passband.

Where does butterworth filter come from?

First described in 1930 by the British engineer and physicist Stephen Butterworth.

How to pronounce butterworth filter

1. Open the pronunciation page — Open the Speakur entry for “butterworth filter”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “butterworth filter”.
4. Repeat and practice — Say “butterworth filter” aloud, matching stress and vowels until it feels natural.