PROBLEMS OF STUDYING MODERN (INNOVATIVE) SAKHA MUSICAL INSTRUMENTS (BY THE EXAMPLE OF MEMBRANOPHONE <i>KYUPSYUR</i>)
The article focuses on the traditional and modern examples of the Yakut percussion instrument - membranophone kyupsyur. The author discovers the modern problems of studying, systematizing, manufacturing Yakut musical instruments, covers the issues of the terminology. Relying on the research findings the paper identifies four variants of the Yakut percussion instrument kyupsyur : the archaic percussion idiophone dzhelekkei kyupsyur and modern percussion membranophones, open and closed cylindrical kyupsyur and open barrel-shaped drum ulakhan chardat kyupsyur.