| 摘要 |
PURPOSE:To improve the operability by providing a sensor to the display of an operating element for musical tone play and controlling an effect quantity to be given to a musical tone according to the detection information of the sensor. CONSTITUTION:A player presses the depression position detection sensor when operating the operating element 11 for musical tone play. In this depressing operation state, the player shifts in depression position on the surface of the depression position detection sensor 12, which detects that, so that the player can varies the effect quantity to be given to the musical tone. Further, this sensor 12 can be moved along the surface 11A of the operating element 11 for musical tone play, the effect quantity to be given to the musical tone is easily confirmed visually from the movement quantity and direction of a figure at the time of the operation, and the tense state of the player can be reflected on the performance. Consequently, the degree of freedom of playing operation is increased. |
