SPL Crimson 1250 Manual Download

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Crimson

Content

Scope of Delivery

Crimson

(Black: Model 1250, White: Model 1252)

External power supply

USB cable

Quickstart/Product Overview

Measurement & Weight

Housing (H x W x D): 0.17" x 12.99" x 8.35" (67 x 330 x 212 mm)

Weight: 6.17 lbs (2.8 kg) (without external power supply)

Please keep the original packaging.

In case of a service procedure the original packaging ensures a

safe transport. It also serves as a safe packaging for your own transports if you do not use special
transportation cases.

Summary of Contents for Crimson 1250

Page 1: ...Manual Crimson High Performance USB Audio Interface Monitor Controller...

Page 2: ...sion 8 Connections 9 USB 11 Power Connection 12 Power Supply 13 Inputs 14 Mic Inputs 15 Line Inputs 16 Instrument Inputs 17 Phones 1 and Phones 2 18 Important Recommendations 19 Speakers A 20 Speakers...

Page 3: ...rns 35 Sources Talk 36 Digital In 37 Speakers Mode A to B 38 Speakers Mode Dim 38 Speakers Mode Artist Mode 39 Monitor Mix 40 Phones 41 Volume 42 DIP switch on the bottom of the unit 43 Calibration of...

Page 4: ...ument has been carefully compiled and verified and unless otherwise stated or agreed upon correctly describes the product Sound Performance Lab SPL continuously strives to improve its products and res...

Page 5: ...surement Weight Housing H x W x D 0 17 x 12 99 x 8 35 67 x 330 x 212mm Weight 6 17lbs 2 8kg without external power supply Please keep the original packaging In case of a service procedure the original...

Page 6: ...and listen with one single device So all you essentially need for a truly professional recording setup is the Crimson and a DAW With and without DAW Crimson is designed to operate with your Digital Au...

Page 7: ...o sample rate conversion or clock recovery SPDIF and MIDI I Os Firmware and Driver Low latency driver Driver feedback synchronization to hardware clock USB Audio Class 2 0 compliance asynchronous mode...

Page 8: ...Ratio SNR 44 1 48kHz 113dB 88 2 96kHz 110dB DA Conversion Dynamic Range 44 1 48kHz 124dB 88 2 96kHz 122dB Signal to Noise Ratio SNR 44 1 48kHz 109dB 88 2 96kHz 107dB Total Harmonic Distortion and Nois...

Page 9: ...9 Crimson Content Connections Instrument 1 Headphones 1 Instrument 2 Headphones 2...

Page 10: ...aker Set B e g Smartphone Balanced CD Player or DA converter Microphone Power Supply e g MIDI Keyboard e g CD Player digital e g Sampler e g Sampler CD Recorder or MP3 Recorder e g CD Player analog Pl...

Page 11: ...3 is backward compatible with USB 2 which means that the Crimson can also be connected to any USB 3 port The package includes an appropriate USB cable In case you use a different cable make sure it co...

Page 12: ...quality and appropriately rated multi outlet power strip This allows you to switch power on and off for all audio devices simultaneously In any case the connection of the audio equipment to one power...

Page 13: ...adapter for the country where the Crimson is bought See also Security Advices on page 47 cont External Power Supply Mean Well GE 18 Input 100 240V AC 50 60Hz Output 12V DC 1 5A Internal Power Supplies...

Page 14: ...f the connections plus there is almost no need for switching The input selection follows this provision Line Inputs 1 2 have preference over Mic Inputs 1 2 Instrument inputs 3 4 have preference over L...

Page 15: ...48V on page 32 Specifications XLR balanced Pin 1 Ground Pin 2 hot Pin 3 cold Input impedance 10kohms Maximum input level 14 5dBu Mic Gain control hard left Frequency Response 10Hz 200kHz Noise 90dBu...

Page 16: ...nitoring section Level adjustment is not provided Specifications 1 4 stereo jacks TRS Balanced input impedance 20kohm Maximum input level 22 5dBu Frequency Response 10Hz 200kHz Noise 95dBu unweighted...

Page 17: ...amples electric guitars and basses acoustic guitars with pickups double bass etc Specifications 1 4 mono jack unbalanced Sleeve Ground Tip hot Signal Input impedance 1 1 Mohms Maximum input level 24 0...

Page 18: ...under good control we use a comparatively high impedance of 33 ohms at the output Specifications 1 4 stereo jacks TRS Sleeve Ground Tip left channel Ring right channel Output impedance 33ohms Frequenc...

Page 19: ...ur ears Plus it will also protect you from unexpected surprises whenever the new head phones you connect have a lower impedance or a higher efficiency which will make them sound louder at the same vol...

Page 20: ...2 hot Pin 3 cold Output impedance 75ohms unbalanced 150ohms balanced Maximum output level 22 5dBu IMPORTANT In Artist Mode Speakers A only play back DAW s 1 2 The artist mix is provided on Speakers B...

Page 21: ...of 5dB Specifications 1 4 jack balanced Sleeve Ground Tip hot Ring cold Output impedance 75ohms unbalanced 150ohms balanced Maximum output level 22 5dBu Note In Artist Mode you can also connect an ext...

Page 22: ...ternal DA converter or even a smartphone TypicalapplicationsincludetheuseofreferencetrackstodoA Bcomparisonsorplaying an instrument along with a song IMPORTANT The Source inputs are monitoring only Th...

Page 23: ...tereo image Specifications 1 4 jack balanced Sleeve Ground Tip hot Ring cold Input impedance 20kohms balanced Maximum input level 22 5dBu Frequency Response 10Hz 200kHz Noise 95dBu unweighted unity ga...

Page 24: ...and you will be heard on Phones 2 and Speakers B Speakers A is automatically dimmed to avoid feedbacks Alternatively create the Talkback with an internal mic preamp Use a Crimson Mic Input for the Ta...

Page 25: ...level 22 5dBu Frequency Response 10Hz 200kHz Noise 90dBu unweighted unity gain input termination 600ohms Noise 85dBu unweighted 10dBV input termination 600ohms THD N Ratio 0 003 at 1kHz unity gain in...

Page 26: ...Noise 88dBu unweighted unity gain input termination 600ohms Noise 76dBu unweighted 15dB input termination 600ohms THD N Ratio 0 003 at 1 kHz unity gain input termination 600ohms THD N Ratio 0 005 at 1...

Page 27: ...ionalsignals Ifyou want to deactivate the preamps in case the signals are too loud use the DIP switches On the bottom of the unit you will find six DIP switches The first four switches are assigned to...

Page 28: ...DAT CD MP3 recorder for instance The SPDIF input and output are AES3 compatible often called SPDIF Professional Do note that there are electric differences between the SPDIF and AES specifications Gen...

Page 29: ...I format and thus can control a software synthesizer for instance or can also be used to record key movements when inputing data into the sequencer In such cases the MIDI output of the master keyboard...

Page 30: ...30 Crimson Content Control Elements...

Page 31: ...in range spans from 7 to 60dB To achieve the best recording level the 6dB LED should flash from time to time you have enough headroom left If the LED remains on it means that the level is at the brink...

Page 32: ...ophones First connect the microphone to the Crimson and then engage the 48V switch Before you remove the microphone disengage the 48V switch and then wait at least ten seconds A microphone with an unb...

Page 33: ...e you have enough headroom left If the LED remains on it means that the level is at the brink of overloading in such cases you should reduce the Instr Gain value The OVL LED indicates that the Crimson...

Page 34: ...uts 3 and 4 TheOVLLEDslightredtoindicatethattheCrimson sAD converterisbeingoverloaded As a safety measure the OVL LEDs have a peak hold for one second The 6 dBFS LEDs light yellow An optimally adjuste...

Page 35: ...4 engaged you hear Instrument or Line inputs 3 and 4 When recording a mono vocal track it makes sense to hear it in the center of the stereo image ratherthanhardleftorhardright soyoushouldengagetheMon...

Page 36: ...4 input for a professional CD player or a DA converter for example RCA unbalanced RCA input CD player AV receiver or similar Mini J unbalanced Mini J input MP3 player tablets smartphones etc Note The...

Page 37: ...they can be fitted with an optional AD converter The SPDIF input can also be used as an insert however only when the external unit is clockmaster Usually there is a possibility to select this on the d...

Page 38: ...speaker set you want to listen to If the switch is not engaged you hear Speakers A If A to B is engaged you hear Speakers B the other set being automatically deactivated Speakers Mode Dim The Dim swit...

Page 39: ...eadphone mix deactivate Artist Mode If you want to let the artist hear the current mix push the A to B switch anytime This means no mon itoring setting needs to be changed Tip If the artist is not in...

Page 40: ...ources Digital Input The analog monitoring of all analog inputs and sources is absolutely latency free it is as real time as it gets In the center position 1 1 the volume of the analog inputs mic line...

Page 41: ...and Phones 2 on page 18 Optimal Potentiometer Control Range The control range of the headphone amplifiers is very wide it allows you to listen to very high level signals with 30ohms headphones as wel...

Page 42: ...potentiometer is not a switch Both speaker outputs are muted if no input or sources switch is engaged Recommendation Calibratethewholemonitoringsystem readthefollowingsection so that the control range...

Page 43: ...DIP switch 1 and 2 upwards direction ON You wish to switch off the amplification for the Mini J DIP switch 3 and 4 upwards direction ON You wish to activate the Artist Mode DIP switch 5 upwards direc...

Page 44: ...evel with a fairly low volume setting at 9o clock Likewise settings above two o clock should sound really loud otherwise it is indicative of a matching problem For calibration we recommend using a SPL...

Page 45: ...ctive loudspeakers input sensitivity higher dB value Conversely you should decrease the power amps or active loudspeakers input sensi tivity lower dB value when it indicates 83dB SPL before reaching t...

Page 46: ...lly attentive to these and always follow the advice they give Lightning symbol within a triangle In this Manual a lightning symbol within a triangle warns you about the potential for dangerous electri...

Page 47: ...meters and status LED s well but there are other considerations as well Try not to place it near heat sources or in direct sunlight and avoid exposure to vibrations dust heat cold or moisture Connect...

Page 48: ...erous electrical shocks or fire Air ventilation Chassis openings offer ventilation and serve to protect the device from overheating Never cover or otherwise close off these openings Never place the de...

Page 49: ...r and signal connections Make sure that the power supply plug is always accessible When not using the device for a longer period make sure to unplug it from your wall power socket Power connection ove...

Page 50: ...power connections of other devices and antenna and phone network cables which may be interconnected so that no lightning damage or overload results from such secondary connections Controls and switch...

Page 51: ...h the unit has not been subjected to any of these unusual circumstances but still is not functioning normally or its performance is substantially altered In cases of damage to the power supply and cor...

Page 52: ...ensure that the state of the repaired device is in all respects up to factory standards Cleaning Do not use any solvents as these can damage the chassis finish Use a clean dry cloth if necessary with...

Page 53: ...53 Crimson Content Crimson Declaration of CE Conformity The construction of this unit is in compliance with the standards and regulations of the European Community...

Page 54: ...ectronic equipment The wheelie bin symbol on the product user s manual and packaging indicates that The materials can be reused in accordance with their markings Through reuse recycling of raw materia...

Page 55: ...Sohlweg 80 41372 Niederkr chten Germany Phone 49 2163 9834 0 Fax 49 2163 9834 20 E Mail info spl info Or follow us on our Blog Facebook Twitter and YouTube Website Blog spl info Videos youtube spl in...

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