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[94_AcCoRd_EX]

Originally posted by hondaman-iac
and for the bandpass i thought it was one of those devices that cut the medium and high frequencies

Maxvla described what a bandpass box is... you are thinking of a crossover.

Bandpass does literally mean to let only a certain frequency band pass in an engineering sense though, which is what the box is effectively doing... only letting certain frequencies out.