Alan Blumlein (one of EMI’s original engineers), created this historic video demonstration of his creation of stereo sound. In this video, they do various sound tests in order to test the sound quality, the loudness, and other things. He uses a team of people as test subjects so that he could test and analyze the data at a later time. An incredible piece of archive footage well worth a watch.
Related Posts
Abstract Composition – Recording The Output Of A Live Synth Performance – YouTube
MikeSorensenMarch 4, 2015
There may be apps that do that. You can definitely find spectrum analyzers that will measure ultra low.
Is there an APP that can measure the ultra low frequency levels?
.Plaster is a viable middle and high frequency absorber. We have used it many times in new builds that have…
Hi Dennis I'm curious what you think of acoustic perforated plaster - say CST Galaxy -on particularly ceilings in music…