Music enhancing systems

Claim 1

A SYSTEM FOR PRODUCING CONCOMITANT CHORUS EFFECT AND REVERBERATION OF A GAMUT OF MUSICAL TONES, CONVERTER MEANS FOR CONVERTING SAID GAMUT OF MUSICAL TONES TO AN ULTRASONIC BAND OF FREQUENCIES, AN ULTRASONIC HELICAL SPRING DELAY LINE, AN ELECTRO-MECHANICAL TRANSDUCER COUPLED ELECTRICALLY TO SAID CONVERTER MEANS AND MECHANICALLY TO ONE POINT OF SAID ULTRASONIC HELICAL SPRING DELAY LINE, AN ACOUSTIC TRANSDUCER, A DETECTOR FOR DERIVING SAID GAMUT OF MUSICAL TONES FROM SAID ULTRASONIC BAND OF FREQUENCIES, SAID DETECTOR BEING CONNECTED IN CASCADE WITH SAID ACOUSTIC TRANSDUCER, AND A MECHANICO-ELECTRICAL TRANSDUCER COUPLED MECHANICALLY TO A FURTHER POINT OF SAID ULTRASONIC HELICAL SPRING DELAY LINE AND ELECTRICALLY TO SAID DETECTOR, WHEREIN SAID ULTRASONIC DELAY LINE IS ARRANGED AND ADAPTED TO TRANSFER SAID ULTRASONIC BAND OF FREQUENCIES WITH APPROXIMATELY UNIFORM ATTENUATION OVER SAID BAND WITH A DELAY OF AT LEAST .005 SECOND, AND REFLECTIVE MEANS FOR INTRODUCING MULTIPLE RESONANCES AT SAID ULTRASONIC FREQUENCIES ON SAID ULTRASONIC HELICAL SPRING DELAY LINE.