| 摘要 |
PROBLEM TO BE SOLVED: To obtain a stereophonic reproduction device with a small energy by providing a sub case built in a rear loudspeaker in the vicinity of left/right rear parts of a listener, using a surround processing device to drive a sound signal, so as to receive sound from a main loudspeaker and a center loudspeaker from the vicinity of the front side and sound from a rear loudspeaker from the vicinity of left/right rear parts of the listener, thereby reproducing a stereophonic sound. SOLUTION: A main case 1 is placed in the vicinity of a front of a listener, respective sub cases 2, 3 are removed from the main case 1 and placed in the vicinity of left/right rear parts of the viewer to very simply generate a sound field in the vicinity of the listener. Actually a reproduction device is placed in a stand 19 under a monitor display device 18, the main case 1 is placed on a table 20 or the like and the sub cases 2, 3 are placed on a floor or the like in the vicinity of the left/right rear part. Listening is attained with a simple work by having only to remove the sub cases 2, 3 and placing them in the vicinity of the rear part, and the revision of the listening position is much facilitated. |
