So:
If you want to have high pass crossover point at 50hz and have filter order 4(-12db), then you put 32hz high pass to Devialet
Then the crossoverpoint is 50hz, -6db and you get well functioning crossover.
If you want to have high pass crossover point at 50hz and have filter order 4(-12db), then you put 32hz high pass to Devialet
Then the crossoverpoint is 50hz, -6db and you get well functioning crossover.