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Old January 8th 08, 10:12 AM posted to uk.rec.audio
Serge Auckland
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Posts: 509
Default Speaker spikes to reduce vibrations through the floor?

"Phil Allison" wrote in message
...

"Serge Auckland"
"D.M. Procida"

Would speaker spikes help cut down the sound transmitted to the
occupants of a flat on the floor below? If not, what would?

I believe the floor is carpeted, and the speakers are not very huge
anyway.


No, just the opposite. Spikes will *couple* the 'speakers to the floor,
and consequently any vibrations of the 'speaker cabinet will be
transmitted to the floor, and hence to the people below.



** Speaker cabinets barely vibrate at all - certainly not at the
corners.


Maybe not, but any vibration that's coupled directly to a presumably
concrete floor will be immediately audible below.

It is the low frequency **sound pressure** in the room that vibrates the
floor.


Yes, but cabinet vibrations *will* couple to the floor using spikes.


You need to isolate the 'speakers from the floor,



** Totally impossible.


whcih you can do with a block of foam rubber, tennis balls, squash balls
etc.



** Utter ******** !!


Don't use such language with me, young man, or I'll tell your mother!



....... Phil


S.


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