Audio system for motor vehicle, has additional loudspeaker placed at center of fascia, and connected in parallel to high frequency loudspeakers, where additional loudspeaker has two coils respectively connected to left and right front paths

摘要

The system (1) has passive type filtering circuits for separating audio signals into low and high frequency signals and applying the separated signals into respective high and low frequency loudspeakers (3, 5, 7, 8, 10, 11). The high and low frequency loudspeakers are located at the front and rear of the vehicle, respectively. An additional loudspeaker (9) is placed at the center of a fascia. The loudspeaker (9) is connected in parallel to the loudspeakers (3, 5). The loudspeaker (9) has coils respectively connected to left and right front paths (V1, V2) of an auto radio (2).