Resonant panel-form loudspeaker with a distributed resonant mode acoustic radiator

摘要

A loudspeaker 20 comprising a visual display screen 23, a resonant panel-form member 24 positioned adjacent to the display screen 23 and at least a portion of which is transparent and through which the display screen is visible, and vibration exciters 26 to cause the panel-form member 24 to resonate to act as an acoustic radiator.