LinPlug Organ 3 - Manual (Page 13)

The “Drawbar” Section
The Drawbar Section is the most important part of Organ 3, as this is
where the instrument's overall sound is determined. The Drawbar section
is located above the three manuals.
One of the reasons why the original Hammond B-3 became popular, and
remains so to this day, was because of its versatility. And just like its
predecessor, LinPlug's Organ 3 can sound like a wide range of
instruments and ensembles ranging from a carnival, a horn section and a
big band, to a small jazz combo, a funk group, a percussion section or a
flute. How can all these different sounds be created with one instrument?
The answer lies in the drawbars.
Organ 3's drawbars are used to set the level of the up to nine harmonics
that make up the instrument's sound. Moving from left to right these
harmonics are:
LinPlug Organ 3 User Guide Page 13