Bilberry is commonly known as European blueberry, it is a dwarf shrub that belongs to the Ericaceae family. The berries are dark blue in color, edible and tasty; they ...
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Crossover filters of higher order than LR4 are probably not useful, because of an increasing peak in group delay around f 0. Top . 3 - 24 dB/oct Linkwitz-Riley crossover. The 24 dB/oct LR4 crossover filter provides outputs which are 360 degrees offset in phase at all frequencies.