| 摘要 |
PROBLEM TO BE SOLVED: To give a reverbrations effect by which a listener bodily senses an extent in the direction of depth in accordance with kinds of musical instrument to an electronic musical instrument. SOLUTION: In an electronic musical instrument of stereo playing system, a third loudspeaker 19 is provided at the almost center of left and right loudspeakers 15, 16. And direct sound is uttered from left and right loudspeakers 15, 16, while being delayed by the prescribed time from the direct sound, an initial reflection sound is uttered from the loudspeaker 19. It is assumed that a left and right direction fixed position of a first reaching sound is obtained at a point A1, as a fixed position of the initial reflection sound reaching delaying slightly exists at the center as shown in a figure V, a player P bodily senses an extent of depth as if a sound source exists at a point A0. |
