= Linkwitz–Riley filter
{wiki=Linkwitz–Riley_filter}
A Linkwitz–Riley filter is a type of audio crossover filter used primarily in loudspeaker design to divide an audio signal into separate frequency ranges for different drivers (such as woofers and tweeters). It was developed by Richard Linkwitz and Peter Riley in 1976. The key characteristics of Linkwitz–Riley filters are: 1. **Higher Order Design**: Linkwitz-Riley filters are typically implemented as fourth-order (24 dB/octave) filters.
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