The clavichord retained the box shape of its prototype, the monochord.
The monochord originally was used much as we use a tuning fork, to determine true musical pitch.
How soon keys were added to the monochord, as this measuring instrument was named, cannot positively be ascertained.
One of the instruments which brings the child to producing and recognizing notes is the monochord.
For determining the correct pitch of the notes of the scale he explains the manner of demonstrating them upon the monochord.
And he remarks, respecting those proportions, that they are similar to the harmonic divisions of a monochord.
monochord means “one string,” and the application of the term to the instrument after other strings had been added was a misnomer.
And I wonder—did or did not Elena learn to play the monochord?
The monochord has a movable bridge, therefore some time is lost in adjusting it in order to get the different tones.
In the eleventh century, when musical notation came into being, a monochord was used to teach singing.