User Guide

Because of this level drop over distance, in larger rooms it’s well worth considering
additional loudspeakers to counter this effect, maintaining volume and intelligibility. In this
case, it is important that the second row of loudspeakers down the room are delayed to
match the arrival of the sound from the rst pair of speakers, as shown above.
11.40 m
IN THIS EXAMPLE THE ROOM IS TOO BIG FOR ONE
SPEAKER TO BE ABLE TO COVER RIGHT TO THE BACK.
A SECOND SPEAKER IS ADDED AT THE POINT WHERE
THE FIRST AND SECOND CROSS OVER.
THE SECOND IS DELAYED BACK TO THE FIRST USING
THE FORMULA:
distance/speed of sound (334m/s @ 20 degrees C)
IN THIS CASE:
11.4/334 = 0.033 seconds, 33 milliseconds
10/16
Cuboid
Loudspeakers
Loudspeakers
USER GUIDE
© 2021. Optimal Audio Group Ltd. (v1.1)
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