You might consider decoupling your speakers from the floor. Vibrations from the speakers would not then travel to your components on the tables. That doesn’t mean you shouldn’t use vibration absorption materials under your components.
Visit Herbie’s Audio Lab..They have grungebuster feet for vibration absorption and they also have decoupling gliders for the spikes of your speaker bases. http://herbiesaudiolab.net/spkrfeet.htm#cone
Visit Herbie’s Audio Lab..They have grungebuster feet for vibration absorption and they also have decoupling gliders for the spikes of your speaker bases. http://herbiesaudiolab.net/spkrfeet.htm#cone