Colonna was also interested in music, inventing a stringed instrument, the pentecontachordon, having 50 strings in which the octave is divided into 17 parts and the tone into 3 parts.
temperament | Temperament | Meantone temperament | meantone temperament | 31 equal temperament | 17 equal temperament |
In the 19th century, mathematician and music theorist Wesley Woolhouse proposed it as a more practical alternative to meantone temperaments he regarded as better, such as 50-edo.