New musical system of natural and electronic functioning (Machine-translation by Google Translate, not legally binding)

摘要

A new musical instrument of natural and electronic operation, characterized by being composed of a box consisting of a dry and hardened shell of the fruit called "gºiro" equipped with a front opening, a removable back cover, a sheet for anchoring the terminals inferiors of the four strings of which it consists; of an immediate bridge to said plate, both fixed with screws and nuts; and a mast or tuning fork, of fourteen frets, which at its head carries four mechanical pegs, carrying coupled between them a loudspeaker covered on the front with a plastic fabric, held by a lower support, and equipped on the back of a piece of rubber, which isolates and fixes it; this fork being joined to the gºiro box by means of nuts and screws, in a removable manner; passing the connection cable of this speaker, to the inside of the box, either from behind or inside the tuning fork. (Machine-translation by Google Translate, not legally binding)