Submitted by saurabh.mech.ism on Sat, 10/04/2014 - 09:17 research acoustics and vibrations DEAR all I want to knowthe following: A circular diaphragm of 1mm diameter, is vibrating with the amplitude of 100 microns at frequency 1000 Hz. What is the sound output at 10 mm distance?? Log in to post comments1372 views