A subwoofer is an essential weapon in an audiophile’s armoury in the pursuit of perfect sound. Despite what their specifications might say, and their manufacturers might claim, very few loudspeakers – ...

I have a PSW10 subwoofer connected to the pre-out of my Pioneer VSX-D08 receiver with an RCA cable. The sub lacks LFE, whatever that is, though the receiver has a setting for it called 'LFE Attenuator ...