Pianoteq Xylophone Add-OnXylophone and Bass Marimba are similar to the vibraphone but are using wooden bars instead of aluminium. Each bar, that vibrates when hit with mallets, is paired with a metallic resonator which is tuned to amplify the sound. The origin of the xylophone dates back several thousand years in Africa and South East Asia. The marimba appeared at the same time and is today the symbol of Guatemalan music. Due to its huge size, the bass marimba sounds more