9
Rear Panel
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5
1. LINE INPUTS 5 to 8 – four balanced analogue line inputs for Channels 5 to 8, on ¼” TRS jack
sockets. Connect further line level signals here using ¼” TRS (balanced) or TS (unbalanced)
jack plugs.
2. LINE OUTPUTS 1 to 4 – four balanced analogue line outputs on ¼” jack sockets; use TRS jacks
for a balanced connection or TS jacks for unbalanced. Line Outputs 1 and 2 will generally be
used for driving the main L and R speakers of your monitoring system, while Outputs 3 and 4
can be used for connecting additional line level equipment (e.g., outboard FX processors). The
signals routed to all the outputs may be dened in Focusrite Control.
3. OPTICAL INPUT – a TOSLINK connector carrying eight channels of digital audio in ADAT
format at 44.1/48 kHz sample rate or four channels at 88.2/96 kHz. This input is disabled at
176.4/192 kHz sample rates. This input is also capable of accepting a stereo optical S/PDIF
source.
4.
– USB-C™ connector; connect the Clarett 4Pre USB to your computer with the supplied
USB-C to USB-C or USB-C to USB-A cable.
5. MIDI IN and MIDI OUT – standard 5-pin DIN sockets to connect external MIDI equipment. You
can send/receive MIDI data between your computer and external MIDI devices.
6. SPDIF IN and OUT – two RCA sockets carrying two-channel digital audio signals in or out of
the Clarett 4Pre USB in S/PDIF format. Like all the other inputs and outputs, the routing of
S/PDIF signals may be customised in Focusrite Control. The S/PDIF Input appears in Focusrite
Control as Inputs 9 and 10 and the S/PDIF Output as Outputs 7 and 8.
7. External DC power input – power the Clarett 4Pre USB via the separate AC adaptor (PSU)
supplied. The PSU is a 12 V DC unit rated at 2 A.
8. Power On/Off switch.
9. Kensington security slot– secure your Clarett 4Pre to a suitable structure if desired.
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