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The measurements have been made according to EN 54-24:2008 within an anechoic chamber with the condition of free
field in hemispheric space.
Reference axis: axis that is in the center of the surface of the grid and perpendicular to it.
Reference plane: plane that is on the surface of the grid and perpendicular to the axis of reference.
Horizontal plane: plane that contains the reference axis and is perpendicular to the plane of reference.
Reference axis, reference plane and horizontal plane.
ACOUSTICAL MEASUREMENT ENVIRONMENT USED FOR THE SPECIFICATION
ACOUSTICAL MEASUREMENT ENVIRONMENT USED
FOR THE SPECIFICATION
06701
5" CEILING LOUDSPEAKER
1
Loudspeaker enclosure.
2
Reference axis.
3
Reference point.
4
Reference plane.
5
Horizontal plane.
6
Vertical plane.
H:
±30º;
V:
±20º;
Reference:
3 m.
