[Chris] got the idea to build his own after seeing the TRW-17, a commercial offering of a rotary subwoofer. The concept is pretty simple. If you use a giant subwoofer, you can get low frequency ...

There's also the "Wife Acceptance Factor" (WAF) for many people, and a giant subwoofer will not be the most aesthetically pleasing piece of furniture. It can also sometimes make other parts of ...