A passive radiator looks like a driver because it has a diaphragm, but unlike a “real” driver, it doesn’t have a voice coil or driving mechanism. This also means that it doesn’t have connection ...
Earthquake Sound Corporation introduced the THOR 20Hz in-wall subwoofer. Using two patented technologies, SWS shallow woofer system and SLAPS passive radiator technology, the Thor-10" In-Wall ...