| 摘要 |
PURPOSE:To obtain an electronic musical instrument with an excellent workability at a low cost, by providing a gate-and-mixing circuit to make possible to output a voice signal to headphones, depending on the setting of a microphone switch. CONSTITUTION:Headphones 6a and 6b with microphone 7 to input the voices by the keyboards 4a and 4b respectively are provided, and between the players using the keyboards in the same case, the voices of the players are made listenable each other, together with the playing sounds In the electronic music instrument main body 1, microphone circuits 24a and 24b; headphone circuits 23a and 23b; and a gate-and-mixing circuit 14 to control the giving and the receiving of the sound between the electronic music instrument main body 1 and the headphones 6a and 6b; are provided. The headphones 6a and 6b have microphones 7, and by a simple operation only to operate a microphone switch 3, the players can accomplish the mutual understanding by talking at a normal voice while playing the instrument, through the microphones 7 and the headphones 6a and 6b, and the system is suitable for an ensemble learning. |
