Programmed system for complex polytempi music and ballet performances

摘要: A programmed system for polytempi music and dance has a mechanically operated timer with means operating group of electrical circuits to produce audio visual signals at preselected tempo each circuit. Each circuit is connected transmit an signal including radio the selected tempo, same light in orchestra. musician headphone receive his orchestra dancer miniaturized receiver earphone dancers. command may also be provided verbal or all groups dancers musicians.