SPL Crimson 1250 Manual

High performance usb audio interface & monitor controller
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Manual
Crimson
Model 1250
High Performance USB Audio Interface & Monitor Controller

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Summary of Contents for SPL Crimson 1250

  • Page 1 Manual Crimson Model 1250 High Performance USB Audio Interface & Monitor Controller...
  • Page 2: Table Of Contents

    Content Manual Crimson Declaration of CE Conformity Notes on Environmental Protection Support Scope of Delivery and Packaging Symbols and Notes Introduction Welcome With and without DAW A new price-sound ratio Special Features Hook Up Placement Power Connection Signal Connections Rear Panel Powering On and Off Recording and DAW return channels, Inputs and Outputs Rear Panel: Wiring Diagram...
  • Page 3 Content Control Elements Mic Gain 48 V High-Pass Filter Instr Gain LED Indicators Analog Inputs DAW Returns Sources | Talk Digital In Speakers | Mode Artist Mode Talkback Option Phones 1 and 2 Optimal Potentiometer Control Range Volume Calibration of the Monitoring System Hearing Protection Recommendations for Hearing Protection Specifications...
  • Page 4: Manual Crimson

    This document is the property of SPL and may not be copied or reproduced in any manner, in part or fully, without prior authorization by SPL.
  • Page 5: Scope Of Delivery And Packaging

    Attention: Do not attempt any alterations to this device without the approval or supervision of SPL electronics GmbH. Doing so could void completely any and all of your warranty rights and claims to user support. Scope of Delivery and Packaging...
  • Page 6: Introduction

    What you are playing is not bad? Turn on the DAW and record it. A new price-sound ratio At SPL we design audio equipment in all price ranges – except cheap gear. Therefore each SPL unit provides professional quality. The Crimson leaps forward and sets a new sound quality benchmark in its price range: We have re-designed proven circuitries and created a new, fully integrated design.
  • Page 7: Rear Panel

    Jack Crimson SPDIF Speakers B Sources Line Inputs Made in Germany spl.info Model 1250 Recording Channels • 2 microphone inputs (XLR) • 2 Instrument inputs (TRS) • 4 balanced line inputs (TRS) • 2 SPDIF Note: any 4 analog channels can be recorded simultaneously. Including S/P-DIF, six channels can be recorded simultaneously.
  • Page 8: Rear Panel: Wiring Diagram

    Rear Panel: Wiring Diagram Crimson...
  • Page 9: Rear Panel: Digital Connections

    Rear Panel: Digital Connections USB Port Connect here your computer. Alternatively you can connect an iPad or iPhone with the original Apple camera adapter. The USB port complies with the Hi-Speed USB 2.0 specification with a data transfer rate of 480 MBit/s, and is Apple Class 2 compliant as well. USB 3 is backward compatible with USB 2, which means that the Crimson can also be connected to any USB 3 port.
  • Page 10: Rear Panel: Analog Connections

    Rear Panel: Analog Connections Mic Inputs Inputs Bal. You can connect dynamic, condenser, tube, and ribbon microphones to the mic inputs. Use the Phantom switch to provide phantom power to the microphones that require it. For more information, read the „Phantom“ section on page 14. Specifications: XLR connectors, input impedance 10 kOhm, maximum input level +14.5 dBu (Gain knob hard left).
  • Page 11: Sources 1, 2 And 3

    Rear Panel: Analog Connections Sources 1, 2 and 3 Sources Mono Talk Besides the SPDIF digital input you have three stereo source inputs with different connectors at your disposal: Source input 1 via two mono jacks, Source input 2 via two RCA connectors, Source input 3 via mini stereo jack.
  • Page 12: Speaker Outputs

    Rear Panel: Analog Connections Speaker Outputs Speakers Bal. You can connect a total of two stereo speaker sets to the Crimson and toggle between them with the A to B switch. Speakers A Connect your (usually full-range) loudspeakers here. Bal. Pin 2 + IMPORTANT: In Artist Mode, the Speakers A output reproduces only the DAW‘s 1|2 mix.
  • Page 13: Front Panel: Analog Connections

    Front Panel: Analog Connections Instrument Instrument Phones 1 Phones 2 Instrument Inputs Both Instrument inputs are on the front panel so they can be reached directly. They support high levels to allow the connection of active or passive instruments, and they have a corre- sponding high impedance.
  • Page 14: Control Elements

    Control Elements Preamplifier Mic Gain The Crimson features two identical microphone preamps. The preamps are discrete, which means they use single transistors instead of ICs. This allows the preamp to be perfectly opti- mized for its task — such efforts are usually taken only in the production of high-end preamps. Use the Mic Gain control to adjust the microphone preamp level.
  • Page 15: Instr Gain

    Control Elements Preamplifier, LED Indicators Instr Gain The Crimson also includes two identical instrument preamps. Use the Instr Gain control to adjust the instrument preamp level in steps. The adjustable volume range spans from -6 to +31dB. The possibility to reduce the level -6dB allows for the direct connection of electric bass guitars.
  • Page 16: Analog Inputs

    Use the SPDIF switch to toggle between your Mix and the reference. You can also use the digital inputs to record two additional tracks. Good SPL channel strips are an excellent choice, since they can be fitted with an optional AD converter.
  • Page 17: Artist Mode

    Control Elements Switches & Headphone Amplifier Artist Mode When you record other artists, you can make them their own headphone mix with Artist Mode and use the Talkback function to communicate with them. The monitoring options for artists include: 1. Mic, Line and Instrument inputs in real time 2.
  • Page 18: Volume

    Ideally, 83dB SPL should be reached when the volume control is near the 12 o‘clock mark. Write down the exact value for 83dB SPL at the listening position. If it only reaches 83dB SPL above two o‘clock, increase the power amps‘ or active loudspeakers‘ input sensitivity (higher dB value).
  • Page 19: Hearing Protection

    German law requires the use of hearing protection when working in environments that exceed 85dB SPL because such levels can cause hearing loss after years of exposure. Under certain conditions, the Crimson can also produce sound pressure levels that can harm your hearing, considering that the wide impedance range of common headphone models also demands an equally wide power range.
  • Page 20: Specifications

    Specifications Input Sockets Mic Inputs 1 -2: XLR Line Inputs 1–4: 6,3mm TRS Instrument Inputs 3–4: 6,3mm TRS Source 1 Input: 6,3mm TRS Source 2 Input: RCA Source 3 Input: 3,5mm TRS Midi Input: DIN (5 pins) SPDIF Input: RCA Output Sockets Speaker A Output: XLR Speaker B Output: 6,3mm TRS...
  • Page 21 Specifications Line Input (balanced, 6,3mm TRS) Frequency Response: 10Hz - >200kHz Noise (unweighted, unity gain, input termination 600 Ohm): -95 dBu Common Mode Rejection ratio: < -60 dBu THD+N Ratio@1kHz (unity gain, input termination 600 Ohm): 0,002 % Source 1 Input (balanced, 6,3mm TRS) Frequency Response: 10Hz - ›200kHz Noise (unweighted, unity gain, input termination 600 Ohm): -95 dBu Common Mode Rejection ratio: ‹...
  • Page 22: Specifications Usb-Interface

    Specifications USB-Interface Hardware • USB2 audio/MIDI system • High-performance, 32 bit microcontroller • 24 bit audio processing • 6 input and 6 output channels up to 192 kHz • Sample rates: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz or 192kHz • Fixed master clock for lowest jitter •...
  • Page 23: Your Notes

    Your Notes ..............
  • Page 24 Manual Crimson < english...

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