Originally Posted by
Ian Mackenzie
It’s a bit technical.
In simple terms a passive crossover in this particular loudspeaker design would cause significant power losses in the crossover, loss of damping on the woofers and the mid cone. The motional impedance of the mid cone and woofer may interact causing sub optimal voltage drives in the crossover region. The effect is modulation of the voltage drive and muddle sound.
Bi amping eliminates the problem and allows a significant improvement in dynamic range and clarity.
If you were to attempt a passive crossover it would be expensive and disappointing compared to bi amping