| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide equipment for supporting music practice which is easy for a practitioner to understand changes of deviations compared with conventional ways, when inputting a sound of a musical instrument and singing or the like and displaying the deviation between these sounds of the practicing person and a predetermined fundamental sound with high accuracy. <P>SOLUTION: An input signal of sounds to be input at a signal input part 1, a musical pitch at a musical interval detecting part 6, and a sound volume at a sample hold part 8 are detected. The detected data is displayed on a display part 11. It is helpful to practice playing the musical instrument because the interval and sound volume of sounds of the musical instrument can be objectively displayed. Also, it is possible to check the practice contents afterward by storing them in a memory part. <P>COPYRIGHT: (C)2007,JPO&INPIT |
