An object of the invention is to provide reduction in vibration at the position of its installation in {HEAD ~ a mechanical system} in {TAIL ~ one or more specified frequency bands} 
An object of the invention is to provide reduction in vibration at the position of its installation in { HEAD ~ a mechanical system } in { TAIL ~ one or more specified frequency bands }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL