The top panel of the F1 with its three main areas.
(1) Sample Slot Filter Knobs and Volume Faders: The four Filter knobs and the four Volume fad-
ers make up the upper part of the F1's top panel. The functions of these controls do not
change in the different controller modes! For example, even when changing a Sample's speed
in Speed mode, you can still tweak the Filter knobs and Volume faders in each of the Slots
(read about the different controller modes in
TRAKTOR KONTROL F1 Overview
Hardware Overview
TRAKTOR KONTROL F1 - Manual - 18