REL 812 stereo pair, stereo quads, or six pack would blow away a Gotham.
Paradigm Persona Sub is also incredible. A pair of those would be ridiculous, but I think the 812 REL stacks would be your best bet.
Or you can get one of the -0.4db @ 7hz internet direct subs mentioned earlier and try to convince yourself you’re happy with the sound. Then sign up on AVS Forum to complete your transformation and be sure to post several times daily because now you’re an audio knowledge god.
Paradigm Persona Sub is also incredible. A pair of those would be ridiculous, but I think the 812 REL stacks would be your best bet.
Or you can get one of the -0.4db @ 7hz internet direct subs mentioned earlier and try to convince yourself you’re happy with the sound. Then sign up on AVS Forum to complete your transformation and be sure to post several times daily because now you’re an audio knowledge god.