18. The apparatus as recited in claim 10 , wherein the non-parametric speakers are ones of at least two sets of a plurality of speakers spaced-apart in opposing relation on the interior ceiling and upper portion of the walls in a transit vehicle.
10. An apparatus for open-field acoustic spatialized communication of announcements within a transit vehicle to persons in different languages simultaneously, comprising: a transit vehicle for transporting persons among a plurality of transit stations; a plurality of non-parametric speakers spaced-apart and disposed in facing opposing relation on the interior ceiling and upper portion of the walls within the transit vehicle; a storage device for storing signals representative of a plurality of announcements in a plurality of languages differing from each other; means for simultaneous communication of the signals representative of a selected one of the announcements for each one of the languages to at least one of the speakers; wherein the announcement, being communicated by the speakers with each speaker communicating one of the languages, is spatializedly discernable by persons in each of the communicated languages, means for modulating the announcement in at least one of the languages to further distinguish the announcement from the announcement in the other languages, wherein means for modulating comprises a low-pass filter for the announcement in the one of the languages.