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TROUBLESHOOTING

For all troubleshooting queries, please visit the Focusrite Help Centre at:

support.focusrite.com

COPYRIGHT AND LEGAL NOTICES

Focusrite, Clarett and OctoPre are registered trade marks of Focusrite Audio Engineering Ltd. in the 

United States and other countries.

ADAT is a registered trademark of inMusic Brands in the US and other countries.

iOS, iPhone, iPad and App Store are trademarks of Apple Inc., registered in the US and other countries 

and regions.

USB Type-C

®

 and USB-C

®

 are registered trademarks of USB Implementers Forum.

Thunderbolt is a trademark of Intel Corporation or its subsidiaries in the US and/or other countries.

2021 © Focusrite Audio Engineering Limited. All rights reserved.

Summary of Contents for Clarett 2Pre USB

Page 1: ...focusrite com Version 2 User Guide ...

Page 2: ...omputer audio setup 10 Audio Setup in your DAW 10 Connecting Clarett 2Pre USB to loudspeakers 11 Examples of Usage 13 1 Recording a solo artist 13 2 Using the optical connections 15 3 Using the Clarett 2Pre USB as an on stage mic pre amp 16 FOCUSRITE CONTROL OVERVIEW 17 CLARETT 2PRE USB TECHNICAL SPECIFICATIONS 18 Performance Specifications 18 Physical and Electrical Characteristics 19 TROUBLESHOO...

Page 3: ... 2Pre USB as a stand alone interface on stage bringing the benefits of Focusrite s high quality analogue microphone preamps to your live performance This User Guide provides a detailed explanation of the hardware to help you achieve a thorough understanding of the product s operational features We recommend you take the time to read through the Guide whether you re new to computer based recording ...

Page 4: ...new AIR function Individually selectable on each channel AIR subtly modifies the pre amp s frequency response to model the impedance and resonance characteristics of Focusrite s classic transformer based ISA microphone preamps When recording with good quality microphones you will notice an enhanced clarity and definition in the important mid to high frequency range just where it is most needed for...

Page 5: ...iver required Mac users Clarett 2Pre USB is class compliant on Macs therefore no drivers are required As a Clarett owner you are also entitled to a selection of third party software To find out what s included go to focusrite com usb c audio interface clarett usb clarett 2pre usb System Requirements IMPORTANT Please visit the following link for up to date information on computer and operating syst...

Page 6: ...arett USB range To download the Focusrite Control version you need click the appropriate Download button Note that the Windows driver is included within the Focusrite Control download No additional driver is needed for Macs Registering your Clarett USB If you are having trouble with the steps below please watch our video guide here focusrite com get started 1 Go to focusrite com register 2 If you ...

Page 7: ...e page You can find the serial number on the rear or underside of the Clarett and also on the gift box Then click Set Serial Number 5 Follow the rest of the on screen instructions to finish registering your device 6 When registration is complete your Product will appear in your Account under the My Hardware tab 7 All your bundled software can be found under the My Software tab in your account ...

Page 8: ...t 0 dBFS 4 INST two red LEDs which illuminate when Instrument mode is selected for the jack Inputs 1 or 2 from Focusrite Control software When Instrument mode is selected the line input is converted to a high impedance unbalanced input You can connect instruments via a 2 pole TS jack plug here 5 AIR two yellow LEDs which illuminate when the AIR function is selected for each input from Focusrite Co...

Page 9: ...48 kHz sample rate or four channels at 88 2 96 kHz These are simply additional inputs to the Clarett 2Pre USB This input is disabled at 176 4 192 kHz operation This input is also capable of accepting an optical S PDIF source 3 USB C connector connect the Clarett 2Pre USB to your computer with either the supplied USB C to USB C or USB C to USB A cable 4 MIDI IN and MIDI OUT standard 5 pin DIN socke...

Page 10: ...ection is made in Control Panel Sound right click on the Focusrite device and select Set as Default Device in both Recording and Playback tabs In case of difficulty full details of how to select the Clarett 2Pre USB as the audio device on all operating systems can be found at focusrite com get started clarett 2PreUSB On all subsequent connections your OS should automatically select the Clarett 2Pr...

Page 11: ...this case the outputs should be connected to the amplifier s inputs Professional equipment will generally have balanced inputs If your amplifier or powered speakers have balanced inputs use 3 pole TRS 1 4 jacks to connect them to the Clarett 2Pre USB All the line output connectors are 3 pole TRS jack sockets and are electronically balanced Typical consumer hi fi amplifiers and small powered monito...

Page 12: ...used are connected and active LINE OUTPUTS 3 and 4 do not have this circuitry If you re using additional speakers connected to these outputs we recommend you power your Clarett 2Pre USB on first then turn on the speakers or power amplifier But get into the habit of following the general rule in any case it is always good audio practice to turn on a speaker system of any kind after turning on the e...

Page 13: ...to the Clarett 2Pre USB s inputs As the guitar is connected to Input 2 ensure INST mode is selected for Input 2 from Focusrite Control and the INST LED is illuminated The connection to the computer running DAW software is via a USB cable This will carry all the input and output signals between the DAW and the Clarett 2Pre USB Once the audio setup is correctly configured in the DAW each input sourc...

Page 14: ...an issue for most recording situations latency can be a problem for a performer who wishes to record while monitoring their input signals This might be the case if you need to increase your buffer size which could be needed when you record overdubs on a large project using many DAW tracks software instruments and FX plug ins Common symptoms of a buffer setting that is too low could be glitching au...

Page 15: ... The Clarett OctoPre s OPTICAL OUT port is connected to the Clarett 2Pre 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 in the Device Settings tab within the Focusrite Control software Both devices must be set to the same sample rate The ...

Page 16: ...ic line or instrument for use as a stand alone device This allows you to use it on stage in a live environment where no computer connection is required for example To FOH Mixer In the example illustrated a mic and a guitar are connected to the inputs of the Clarett 2Pre USB Outputs 1 and 2 go to the main PA system The performer can adjust the volume of the mic and guitar separately from the front ...

Page 17: ...he Apple App Store Focusrite Control allows you to create a custom monitor mix for each musician and specify the routing of all audio signals to the physical audio outputs Sample rate and clock source selection are also available from Focusrite Control Focusrite Control has its own dedicated User Guide which contains detailed operating instructions for all aspects of the software This may be downl...

Page 18: ...ise EIN 129 dB A weighted Maximum input level 18 dBu at minimum gain Gain Range 57 dB Line Inputs Frequency Response 20 Hz 35 kHz 0 5 dB Minimum Gain Dynamic Range 119 dB THD N 0 001 Maximum input level 26 dBu at minimum gain Gain Range 57 dB Instrument Inputs Frequency Response 20 Hz 35 kHz 0 5 dB Minimum Gain Dynamic Range 118 dB THD N 0 001 Maximum input level 14 dBu at minimum gain Gain Range ...

Page 19: ...puts Main outputs 4 x balanced TRS jacks on rear panel Stereo headphone output TRS jack on front panel Main monitor output level control On front panel Headphones level control Other I O ADAT I O TOSLINK optical connectors 8 channels at 44 1 48 kHz 4 channels at 88 2 96 kHz Data connector to Mac 1 x USB Type C connector MIDI I O 2 x 5 pin DIN sockets Weight and Dimensions W x D x H 210 mm x 161 mm...

Page 20: ...States and other countries ADAT is a registered trademark of inMusic Brands in the US and other countries iOS iPhone iPad and App Store are trademarks of Apple Inc registered in the US and other countries and regions USB Type C and USB C are registered trademarks of USB Implementers Forum Thunderbolt is a trademark of Intel Corporation or its subsidiaries in the US and or other countries 2021 Focu...

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