Recording A Drum Kit With (And Without) The Optical Connection - Focusrite Clarett 4 Pre USB User Manual

2 . Recording a drum kit with (and without) the optical connection

In addition to the eight analogue inputs, the Clarett 4Pre USB has an ADAT input port (OPTICAL IN)
which can provide an additional 8 audio inputs at 44.1/48 kHz sample rate or four at 88.2/96 kHz.
Using a separate 8-channel microphone preamplifier equipped with an ADAT output – such as the
Clarett OctoPre – provides a simple and excellent method of expanding the Clarett 4Pre USB's input
capability. This could, for example extend the scope of the recording example above to include a
close-miked drum kit, as shown below.
The Clarett OctoPre's OPTICAL OUT port is connected to the Clarett 4Pre USB's OPTICAL IN port
with a single TOSLINK optical cable. The two devices must be synchronised to ensure audio passes
cleanly, without clicks and pops. This can be achieved by selecting ADAT as the clock source on the
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