A door trim speaker grille with an electroluminescent lamp for use with an audio speaker of a vehicle. The electroluminescent lamp is positioned for emitting visible light through sound passages in the speaker grille. In certain embodiments of the invention, the electroluminescent lamp may be integrally molded with the speaker grille. One method of forming the door trim speaker grille is by an injection molding process that places the electroluminescent lamp as an insert in the mold cavity.

 
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> Loudspeaker horn and method for controlling grating lobes in a line array of acoustic sources

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