Patent ID: 8081775

Claim:
Loudspeaker apparatus ( 1 ) for radiating sound in a hemisphere having a centre axis ( 9 ), the loudspeaker apparatus ( 1 ) comprising a set of midrange drivers ( 6 a, b, c, d, e, f ), whereby the midrange drivers ( 6 a, b, c, d, e, f ) are controlled and/or arranged in a Bessel configuration and are operable to provide a first acoustic field in the hemisphere, a set of tweeter drivers ( 7 a, b, c, d ) adapted to provide a second acoustic field in the hemisphere, whereby the first and the second acoustic fields are respectively arranged symmetrically around the centre axis ( 9 ) of the hemisphere, characterised in that the main sound emitting directions of the single tweeter drivers ( 7 a, b, c, d ) are angled to the centre axis ( 9 ).