I don't no if the earth shaking aspects , couch and picture shaking is a product of low bass or to much energy at a given frequency Nonoise . The speakers I use go very low , the manual says ( -3dB @ 24 Hz ) and I don"t get shaking and vibrating , just punchy , full bass thats free from overhang .
See my system link for a visual look .
.... Happy Listening ...
See my system link for a visual look .
.... Happy Listening ...