ABSYNTH 5 Reference Manual – 181!A sound can have only one instrument as an Attribute. For example, if you’re looking fora sound that features a drum loop and bass loop at the same time, choose Multitrack. Ifyou’re searching for a nice piano sound with some strings layered on top of it, choose Piano/Keysand Layered (in the Source column).13.2 The Source ColumnThe Source column has the following functions:• It defines the instrument you’ve chosen in the first column more specifically• It gives you information about the synthesis technique used in the sound• It provides information about the sound’s origin