My 3-way system has never had one as good as when I used the crossover ...
reliable, accurate ...
more than transparent: the sound breathes ...

2 inputs, 8 outputs (4x2), Linkwitz-Riley filters, potentiometers serrated and very resistant ...
... To sum up ....

y 'of it really cheap on ebay (new) in the United States, because in France it is relatively expensive (nine 600E)

this series (231eq, etc. ....) 221 represents the mid-range DBX (ie pro) which is still a guarantee of quality ....