Martin Audio W8L Specifications download pdf (Page 15)

5.3 Line array behaviour

Although the vertical coverage of a single point source may be wide, when arrayed in a

straight line, multiple, acoustically small sources vector sum to form a tighter vertical

coverage pattern that narrows with increasing cluster height and frequency following

the classic law for multiple source line arrays.

* = speed of sound (m/s).Varies with temp.

Arcsin = "the angle whose sin is…"

Nd = the total height of the column in meters

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Martin Audio W8L Specifications Page 15