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1. Frequency Response 20 Hz 20 kHz 0 1 dB Dynamic Range 111 dB A weighted THD N 0 001 Maximum input level 14 dBu Gain Range 57 dB Line amp Monitor Outputs Frequency Response 20 Hz 20 kHz 0 1 dB Dynamic Range line outputs 119 dB Dynamic Range monitor outputs 117 dB THD N 0 0007 Maximum Output Level 0 dBFS 18 dBu balanced 17 Headphone Outputs Dynamic Range 112 dB THD N 0 0008 Maximum Output Level 16 dBu Physical and Electrical Characteristics Analogue Inputs 1 amp 2 Connectors Mic XLR sockets Line 14 TRS jack both on rear panel Inst Y TS jack on front panel Mic Line Instrument switching via Focusrite Control Phantom power 48 V independently switchable per channel Analogue Inputs 3 to 8 Connectors Mic Line switching Phantom power Analogue Outputs Mic XLR sockets Line TRS jack both on rear panel via Focusrite Control 48 V independently switchable per channel Main outputs 10 x balanced 14 TRS jacks on rear panel Stereo headphone outputs 2 x 4 TRS jack on front panel Main monitor output level control Headphones level controls On front panel Other 1 0 4 x TOSLINK optical connectors 16 channels at 44 1 48 kHz Ae 8 channels at 88 2 96 kHz 4 channels at 176 2 192 kHz S PDIF 1 0 2 x phono RCA can be re ass
2. Once the software installation is complete simply connect the Clarett 8PreX to your computer using a Thunderbolt cable Computer audio setup Your OS should automatically select the Clarett 8PreX as the default audio device You can check that this selection has been made correctly if you wish Details of how to do this on various operating systems can be found at www focusrite com get started clarett8PreX Audio Setup in your DAW After installing the drivers and connecting the hardware you can start using the Clarett 8PreX with the DAW of your choice Please note your DAW may not automatically select the Clarett 8PreX as its default I O device In this case you must manually select the driver on your DAW s Audio Setup page and select the Focusrite Thunderbolt driver Please refer to your DAW s documentation or Help files if you are unsure where to select the Core Audio driver Typical name page names may vary with DAW 10 Connecting Clarett 8PreX to loudspeakers The 1 4 jack MONITOR outputs on the rear panel Line Outputs 1 and 2 will normally be used to drive monitoring speakers Self powered monitors also known as active monitors incorporate internal amplifiers and may be connected directly Passive loudspeakers will require a separate stereo amplifier in this case the rear panel outputs should be connected to the amplifier s inputs Connecting active spea
3. that has been designed specifically for use with the Focusrite Clarett range of interfaces If either of the Guides do not provide the information you need be sure to consult http www focusrite com answerbase which contains a comprehensive collection of answers to common technical support queries System Requirements IMPORTANT Please visit the following link for up to date information on computer and operating system compatibility for all Clarett products www focusrite com clarett compatibility Features The Clarett 8PreX hardware interface provides the means for connecting microphones musical instruments line level audio signals and digital audio signals to a computer through the computer s Thunderbolt M port The signals at the physical inputs can be routed to your audio recording software digital audio workstation referred to throughout this user guide as the DAW similarly the outputs from the DAW can be configured to appear at the unit s physical outputs Audio sources mics instruments etc can be recorded into your DAW and then played back from there through amplifiers and speakers powered monitors headphones a mixer or any other analogue or digital audio equipment that you wish to use Although all inputs and outputs on the Clarett 8PreX are by default routed directly to and from your DAW for recording and playback you can configure the routing any way you like within the Focusrite C
4. to the LINE inputs of all channels The MIC inputs of all channels would typically be connected to mic input sockets at different locations in the recording space If more instruments need to be connected permanently in this way a patchbay can be introduced into the setup alternatively the number of inputs can be expanded with an OctoPre unit see Example 3 13 3 Using the optical connections to provide additional inputs In addition to the eight analogue inputs the Clarett 8PreX has two ADAT input ports OPTICAL IN which can each provide an additional 8 audio inputs at 44 1 48 kHz sample rate four at 88 2 96 kHz or two at 176 4 192 kHz Using one or two 8 channel microphone preamplifiers equipped with ADAT outputs such as a pair of Focusrite OctoPre Mklls provides a simple and excellent method of expanding the Clarett 8PreX s input capability OctoPre MKII 8ch Mic Amp OOO AAA OctoPre mki 3333 OOOOS wns VU ee f Wordclock between OctoPre MKII 1 and Clarett 8PreX is via the ADAT link Optical ADAT TOSLINK Optical ADAT TOSLIN Up to 24 Mic Sources N Thunderbolt Gr NA Computer running DAW and Focusrite Control In the example the OPTICAL OUT ports of the OctoPre Mklls are connected to the Clarett 8PreX s OPTICAL IN ports w
5. Clarett 3 PreX User Guide 48 Focusrite Clarett8PreX FFFA001254 Pr 36000500 D MIC LINE AIR eee 3 o w MIC LINE AIR eee MIC LINE AIR eee 555 O MIC LINE AIR eee 3650 006 3650 Focusrite www focusrite com TABLE OF CONTENTS OVERVIEW ia gie rea 3 a A RR A ES ipo 3 System REQUIFEMENES tus aia RR esas ded ee ia a 3 Feature Sainan ee iai o RA Ai e e a 4 Box CONTENTS de tas ada AU da UN ei dd 4 Getting Started coria ca Ra E ai a 5 Software Insta ia s3 pedro te parere Eee ERA eterea 5 Hardware FESTES ii A A sees ee chet 6 Front Ranel lt sii oiddio dto tiara di bbc dido ido bir bas 6 Rearmranel cuca diria E tt 8 Connecting your Claret BP ocaso erre ae 10 Computer audio Setup 10 Audio Setupin your DAW iii Ali deidad 10 Connecting Clarett 8PreX to loudspeakers oooococcoccccocc e ee ee ea cee a Dean 11 Examples of Usag ici irc Vie e asia 12 1 Recording a band 12 ZORRO ec STOGI O i aa menik ae ERA S 13 3 Using the optical connections to provide additional inputs i 14 4 Using the optical connections to provide additional outputs o 15 FOCUSRITE CONTROL OVERVIEW Liri 16 CLARETT 8PRE TECHNICAL SPECIFICATIONS eee eee eee 17 Performance Specifications 17 Physical and Electrical Characteristics eiser rererere cece eee eee 18 TROUBLESHOOTING 0 0566 iii RT ad eG aE e
6. connected to the Clarett 8PreX s inputs Note that the guitars are connected to Channels 1 and 2 as they can be configured to accept instruments directly Ensure that INST mode is selected forthese from Focusrite Control and the INST LEDs are illuminated Similarly the stereo keyboard is connected to the line inputs of Channels 4 and 5 select these to LINE from the software The connection to the computer running DAW software is via a Thunderbolt cable This will carry all the input and output signals between the DAW and the Clarett 8PreX Once the audio setup is correctly configured in the DAW each input source will be automatically routed to its own DAW track for recording 12 2 Project Studio Engineer s Headphones Thunderbolt Computer running DAW and Focusrite Control MAA Stereo Keys Main Active Monitors am 0 MALA Stereo Keys One of the Clarett 8PreX s advantages is the large number of physical inputs it provides In a project studio these can be more or less permanently committed to specific sound sources thus minimising the amount of re patching required when switching from one instrument to another as you build up the various tracks making up a song In the example below we assume that guitar and bass guitar will remain connected to Channels and 2 via their INST inputs while various electronic instruments can be connected
7. d nearfield etc the additional speakers in a multichannel monitoring system or to send audio to outboard FX processors MONITOR 1 and 2 two balanced analogue line outputs on Y jack sockets use TRS jacks for a balanced connection or TS jacks for unbalanced These are also Line Outputs 1 and 2 of the system and will generally be used for driving the main L and R speakers of your monitoring system However the routing of signals to outputs may be customised in Focusrite Control OPTICAL IN and OUT four TOSLINK connectors two inputs and two outputs each carrying eight channels 1 to 8 and 9 to 16 of digital audio in ADAT format at 44 1 48 kHz sample rate four channels at 88 2 96 kHz or two channels at 176 4 192 kHz These are simply additional inputs and outputs respectively to from the Clarett 8PreX The OPTICAL IN 1 8 connector may alternatively be configured to receive a two channel S PDIF signal from an external source equipped with an optical S PDIF output similarly the OPTICAL OUT 1 8 connector may be set to carry the signal routed to S PDIF OUT in optical format These options are selected from Focusrite Control WORD CLOCK OUT a BNC connector carrying the Clarett 8PreX s word clock this may be used to synchronise other digital audio equipment forming part of the recording system The source of sample clock synchronisation used by the Clarett 8PreX is selected in Focusrite Control WORD CLOCK IN a BNC connector for th
8. ddress This procedure ensures that you will have the most up to date software versions BUNDLE CODE SERIAL NUMBER Focusrite 1 Using your usual browser go to www focusrite com register 2 Follow the on screen instructions entering the Bundle Code into the form where prompted Your Bundle Code can be found on the back of the Getting Started Guide packed with the unit 3 Enter the units serial number which can also be found on the back of the Getting Started Guide 4 You will then be able to access the My Products page where the software products to which your registration entitles you are available for download complete with activation codes where applicable 5 Download and install Focusrite Control which contains the necessary drivers for this interface Follow all on screen instructions 6 When the installation is complete you will be prompted to restart your computer After restart connect the Clarett 8PreX to your computer with a Thunderbolt cable 8 If you are having trouble getting started please watch our video guide here www focusrite com get started Hardware Features Front Panel Repeated for channel 2 Repeated for channels 3 to 8 Focusrite Clarett8 PPX Repeated for each channel The front panel includes all the input gain controls and monitoring controls as well as two input sockets for i
9. e Control is designed to require a minimal amount of user interaction letting you easily configure the Clarett 8PreX with signal routings appropriate for the most common recording tasks For more complex situations it provides extensive routing and monitoring options as well as the ability to control global hardware settings such as sample rate and synchronisation All inputs on the Clarett 8PreX are routed directly to your DAW software for recording but Focusrite Control also allows you to route these signals internally within the device to the outputs so that you can monitor the audio signals with ultra low latency before they arrive at your DAW should you need to do so Box Contents Along with your Clarett 8PreX you should have e AC mains cable with IEC connector e Getting Started Guide with codes for accessing the following on line resources Drivers as required 1 GB of Loopmasters sounds and samples Focusrite Control Focusrite Red 2 Red 3 Plug in Suite GETTING STARTED IMPORTANT Please ensure that you install the Clarett 8PreX drivers before connecting the interface to your computer Software Installation All software required by the Clarett 8PreX including several powerful and useful extras is available for download from the Focusrite website www focusrite com register The Important Information provided with your Clarett 8PreX contains validation codes which you will need to enter at the above web a
10. e connection of an external word clock signal Use this input if you have a master reference clock which provides synchronisation for all the digital audio devices in your studio rd Thunderbolt connector connect the Clarett 8PreX to your computer with a suitable Thunderbolt cable MIDI IN and MIDI OUT standard 5 pin DIN sockets for connection of external MIDI equipment allowing MIDI data to from your computer to be received and distributed to additional MIDI devices SPDIF IN and OUT two phono RCA sockets carrying two channel digital audio signals in or out of the Clarett 8PreX in S PDIF format Like all the other inputs and outputs the routing of S PDIF signals may be customised in Focusrite Control AC mains standard IEC receptacle The Clarett 8PreX is fitted with a Universal power supply and will run from any AC mains voltage from 100 to 240 V at 50 or 60 Hz Connecting your Clarett 8PreX IMPORTANT Before you connect the Clarett 8PreX to your computer please complete the software installation according to the instructions on page 5 This will ensure that the hardware uses the correct drivers and will prevent unexpected behaviour The Clarett 8PreX should be connected to AC mains with the supplied AC power cable Plug the IEC connector into the rear panel IEC receptacle and turn the unit on with the front panel power switch The Clarett 8PreX has a Thunderbolt port on the rear panel
11. igned to ADAT ports in software Word clock output BNC connector Data connector to computer MIDI 1 0 Weight and Dimensions 1 x Thunderbolt connector 2 x 5 pin DIN sockets 482 5 mm x 88 mm x 288 mm MIA 19 See x 113k 5 25 kg Ag 12 13 lbs 18 TROUBLESHOOTING For all troubleshooting queries please visit the Focusrite Answerbase at www focusrite com answerbase where you will find articles covering numerous troubleshooting examples COPYRIGHT AND LEGAL NOTICES Focusrite is a registered trade mark and Clarett 8PreX is a trade mark of Focusrite Audio Engineering Limited All other trade marks and trade names are the property of their respective owners 2015 Focusrite Audio Engineering Limited All rights reserved 19 20
12. ith two TOSLINK optical cables Although mic inputs are shown in the diagram this would allow any combination of up to 24 mic or line inputs of which some could be INST level signals Stable word clock synchronisation may be achieved by setting one OctoPre MklII as the sync master and the Clarett 8PreX s sync source as ADAT The second OctoPre MkII can then be synchronised by connecting its WORD CLOCK IN to the WORD CLOCK OUT of the Clarett 8PreX with a BNC cable NOTE when interconnecting two digital devices by any method always ensure that both are set to use the same sample rate The additional inputs realised by use of the optical ports may be routed using Focusrite Control in exactly the same manner as the other inputs The additional inputs can form part of any musician s headphone mix as required 14 4 Using the optical connections to provide additional outputs The Clarett 8PreX s two ADAT output ports OPTICAL OUT may be used to feed separate D A converters to provide additional analogue outputs The Focusrite OctoPre MkII DYNAMIC is a suitable 8 channel unit for this purpose As with the optical inputs each optical output can carry 8 audio channels at 44 1 48 kHz sample rate four at 88 2 96 kHz or two at 176 4 192 kHz This is an excellent method of providing multiple analogue outputs to feed a mixing console which may be a preferred way of performing a complex mix from a large number of DAW tracks OctoP
13. kers eer Focusrite Connecting passive speakers All the line output connectors are 3 pole TRS Y jack sockets and are electronically balanced Typical consumer hi fi amplifiers and small powered monitors will have unbalanced inputs either on phono RCA sockets or via a 3 5 mm 3 pole jack plug intended for direct connection to a computer In either case use a suitable connecting cable with jack plugs at one end Professional power amplifiers will generally have balanced inputs When mixing you can connect several pairs of additional speakers mid field near field etc to pairs of outputs and use Focusrite Control to route your mix to the different outputs as desired to check your mix on the different types of speaker 11 Examples of Usage The Clarett 8PreX is an excellent choice for numerous recording and monitoring applications Some typical configurations are shown below 1 Recording a band Engineer s Headphones Guitar Mic UNE AR me UNE aa O o Bass Guitar SS Microphones Thunderbolt Computer running DAW and Focusrite Control Stereo Keys Main Active Monitors This setup illustrates a typical configuration for multitrack recording with DAW software on your computer A selection of sources microphones guitars and a keyboard are shown
14. ne eee 19 COPYRIGHT AND LEGAL NOTICES gt ici sais 19 OVERVIEW WARNING Excessive sound pressure levels from earphones and headphones can cause hearing loss WARNING This equipment must only be connected to Thunderbolt ports Introduction Thank you for purchasing this Clarett 8PreX one of the family of Focusrite professional Thunderbolt M audio interfaces incorporating newly designed high quality Clarett analogue pre amplifiers with the unique AIR function In conjunction with the Focusrite Control application you now have a highly versatile and professional solution for routing high quality audio to and from your computer recording system with extremely low latency You can also use the Clarett 8PreX as a stand alone interface to any other type of recording device once you have configured it using Focusrite Control software 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 that you take the time to read through the Guide whether you re new to computer recording or a more experienced user so that you are fully aware of all the possibilities that the Clarett 8PreX has to offer IMPORTANT As well as this User Guide you will need the Focusrite Control Software Guide which can be downloaded from http uk focusrite com downloads This contains full details of Focusrite Control the software application
15. nstrument jacks and two headphones sockets 1 INST INPUTS 2 x high impedance inputs on 4 TS jack sockets for Channels 1 and 2 connect a musical instrument e g guitar here MIC LINE amp INST two sets of three red LEDs indicating the input currently selected for Channels 1 and 2 Mic Line Inst selection is made from Focusrite Control MIC amp LINE six pairs of red LEDs indicating the input currently selected for Channels 3 to 8 Mic Line selection is made from Focusrite Control Input gain controls 1 to 8 eight rotary controls adjust the input gain for the signals in Channels 1 to 8 respectively 48V one switch per channel enables 48 V phantom power at the corresponding rear panel XLR mic input Each switch has an associated red LED indicating that phantom power is selected 77 Hi pass filters one switch per channel use to remove unwanted low frequencies Filter is 3 dB at 80 Hz with a slope of 12 dB octave Each switch has an associated red LED indicating that the filter is active Phase reverse one switch per channel Each switch has an associated red LED indicating that the phase is reversed AIR eight yellow LEDs one per channel illuminate when the AIR function is selected from Focusrite Control AIR modifies the frequency response of the input stage to model the classic transformer based Focusrite ISA mic preamps Input signal level meters eight LED bargraphs one per channel Segments indica
16. ontrol application in order to meet your precise needs Please see the Focusrite Control user guide for more info on routing The Clarett 8PreX simultaneously provides 26 inputs and 28 outputs In addition to providing a high quality interface for analogue signals the Clarett 8PreX also handles multichannel digital audio in ADAT optical format sixteen channels at 44 1 48 kHz sample rate eight at 88 2 96 kHz or four at 176 4 192 kHz S PDIF 1 0 is also included The Clarett 8PreX can be easily synchronised with other items of digital audio equipment in your studio either as a slave to an external word clock signal or by acting as the master clock source itself It also has standard DIN connectors for sending and receiving MIDI data An important feature of all models in the Clarett range is the new design of analogue preamplifier In addition to their class leading dynamic range and ability to provide all the gain you re ever likely to need the circuitry now includes an exciting 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 mic preamps When recording with good quality microphones you will notice an enhanced clarity and definition in the important mid frequency range just where it is most needed for vocals and many acoustic instruments The accompanying software application Focusrit
17. re MKII OctoPre MKII Dynamic Dynamic sum Focusrite A lana ps E o Ari Eno Doo f mm Focusrite AO op Saa q EA lt lt Wordclock between both OctoPre devices and Clarett 8PreX is via ADAT links Optical ADAT TOSLINK ical ADAT TOSLINK Thunderbolt Computer running DAW and Focusrite Control Up to 26 Analogue Outputs In the example the OPTICAL IN 1 8 ports of the two OctoPre MkII DYNAMICs are connected to the Clarett 8PreX s OPTICAL OUT ports with two TOSLINK optical cables The additional outputs thus created may be routed within Focusrite Control in exactly the same manner as the other outputs In this situation synchronisation is achieved by setting the Clarett 8PreX s sync source to INT thus defining it as the sync master and setting the sync source for both OctoPre MkII DYNAMICS to ADAT This means that all synchronisation is via the optical links and no additional cables are required NOTE when interconnecting two digital devices by any method always ensure that both are set to use the same sample rate 15 FOCUSRITE CONTROL OVERVIEW Focusrite Control is the software application used with the Clarett 8PreX It allows you to create a custom monitor mix for each musician and also to specify the routing of all audio signals to the physical audio outp
18. t they will also affect any analogue outputs that have been selected for front panel monitor control using Focusrite Control The switches are internally illuminated DIM yellow MUTE red indicating that the function is selected Headphones 1 and 2 connect one or two pairs of stereo headphones at the two 1 4 TRS jack sockets below the controls The headphone outputs always carry the signals that are currently routed to analogue outputs 7 8 and 9 10 in Focusrite Control POWER AC power switch and LED Rack ears for mounting the Clarett 8PreX in a standard 19 equipment rack Rear Panel A e e Focusrite __ d Di 0 DO O The remainder of the Clarett 8PreX s inputs and outputs are on the rear panel 1 MIC INPUTS 1 to 8 eight balanced mic inputs on 3 pin XLR input sockets connect microphones via standard XLR mic cables LINE INPUTS 1 to 8 eight balanced line inputs on Y jack sockets Connect line level signals here either 4 TRS balanced or TS unbalanced jack plugs can be used for line level signals LINE OUTPUTS 3 to 10 eight balanced analogue line outputs on jack sockets use TRS jacks for a balanced connection or TS jacks for unbalanced The signals routed to these outputs are defined in Focusrite Control and can typically be used for driving alternative speakers i e midfiel
19. te 42 18 amp 12 dBFS green 6 amp 3 dBFS yellow and 0 dBFS red Input signals are metered post the input gain controls so you can see the levels being sent to the DAW Output signal level meters two LED bargraphs indicating the signal level at Outputs 1 and 2 Indications as input meters Output signals are metered pre the monitor level control so the volume you have set is independent of the meter indications 18 12 ANALOG S PDIF ADAT 1 amp ADAT 2 input meter source LEDs Indicates the current signal source for the input meters Meter source selection is made from Focusrite Control 4 Thunderbolt active a green LED which illuminates when the unit has established a connection with the computer to which it is connected MIDI a green LED which illuminates when MIDI data is being received at the rear panel MIDI IN port A a green LED which confirms clock synchronisation either to the Clarett 8PreX s internal clock or to an external digital input MONITOR main monitor output level control this control will normally control the level at the main monitor outputs on the rear panel but can be configured in Focusrite Control to adjust the level of any of the unit s ten analogue outputs DIM and MUTE two switches controlling the Clarett 8PreX s monitor outputs DIM reduces the output levels by 18 dB while MUTE turns the outputs off By default these switches affect the main monitor outputs 1 and 2 bu
20. uts All sample rate selection and digital sync source selection is available from Focusrite Control 16 Note Focusrite Control is a generic product and may be used with other hardware interfaces in the Focusrite Clarett range When you connect a Clarett interface to your computer and launch Focusrite Control the model of interface is automatically detected and the software configured to suit the number of inputs and outputs and other facilities available on the hardware Focusrite Control has its own dedicated User Guide which contains detailed operating instructions for all aspects of the software This may be downloaded from http www focusrite com downloads CLARETT 8PreX TECHNICAL SPECIFICATIONS Performance Specifications Configuration Inputs 26 analogue 8 S PDIF 2 ADAT 16 Outputs 28 analogue 10 S PDIF 2 ADAT 8 Mixer Fully assignable 30 in 16 out mixer Digital Performance Supported sample rates 44 1 kHz 48 kHz 88 2 kHz 96 kHz 176 4 kHz amp 192 kHz Microphone Inputs Frequency Response 20 Hz 20 kHz 0 1 dB Dynamic Range 118 dB A weighted THD N 0 001 Noise EIN 128 dBu A weighted Maximum input level 18 dBu Gain Range 57 dB Line Inputs Frequency Response 20 Hz 20 kHz 0 1 dB Dynamic Range 116 dB THD N 0 005 Maximum input level 26 dBu Gain Range 57 dB Instrument Inputs

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