Published at Friday, December 27th 2019, 02:30:05 AM. Speaker Stands. By Emestina Krause.
should also avoid putting them into enclosed spaces, such as under desks with side panels, as this creates a resonant system that can further mess with bass clarity and evenness. Also be aware that you need to maintain a minimum distance between the cabinet and walls when positioning both rear–ported subwoofers and speakers. Details of how far this needs to be should be included in your speaker or sub’s manual.
One way to improve the situation is to add mass by means of a platform fixed to the top surface of the foam. Primacoustic do this in their Recoil Stabilizer by using a very thick steel slab with rubber matting on top, while Auralex and other companies use MDF topped with dense rubber on their more up–market platforms. IsoAcoustics take yet a different approach, by using a frame made from rigid components joined by resilient isolators.
The HMS Series is considered to be Audiophile level by many and incorporates a significant increase in mass loading capacity and designed with very high quality speakers in mind such ProAc and other premium manufactures.
Furthermore, in accordance with Newton’s third law of motion (each action has an equal and opposite reaction), whenever the speaker cone moves in one direction it will try to push the speaker cabinet the other way.