- John M. Schechter
Brazilian Friction drum with a remarkable pitch range. A wooden stick, fastened at one end inside a drum in the centre of the drumhead, is rosined and rubbed with a cloth. The instrument’s large range is produced by changing tension on the head by pressing with the hand. Its origin is difficult to determine. It was introduced into Brazil probably by Bantu slaves, but it has also been known in Spain for centuries and is believed to have been brought to sub-Saharan Africa by Muslims. The ...