Patent ID: 9542916
Date: 2017-01-10
CPC Classifications: G10H

Claim:
1. An electronic musical instrument comprising: a key range designation section adapted to selectively designate any one of a plurality of types of key ranges of a keyboard; a key range determination section adapted to receive information designating a boundary key position in association with designation of the designated type of key range by said key range designation section and determine an actual key range of the designated type of key range in accordance with the boundary key position designated by the received information in such a manner that the designated boundary key position belongs to the actual key range of the designated type of key range; a key-range-division setting section adapted to, on the basis of the actual key range determined by said key range determination section, set the keyboard in a divided usage state where the keyboard is usable divided in a plurality of key ranges; a selector for selecting a duo mode; and a duo-mode key-range setting section adapted to, in response to selection via said selector of the duo mode, cancel the divided usage state set by said key-range-division setting section and set the keyboard into a state where the keyboard is usable divided in predetermined two key ranges.