Crimson 3

Audio Interface with Analog Monitoring

Input Sockets

  • Mic Inputs 1, 2: XLR
  • Line Inputs 1, 2: 6.3mm TRS
  • Instrument Input: 6.3mm TS
  • Source 1 Input: 6.3mm TRS
  • Source 2 Input: RCA
  • Source 3 Input: Mini-J

 

Output Sockets

  • Speaker Out A: XLR
  • Speaker Out B: 6.3mm TRS
  • Headphone Outputs 1 and 2: 6.3mm TRS

 

Input Impedances

  • Microphone Input: 10kohms
  • Line Inputs: 10kohms unbalanced, 20kohms balanced
  • Instrument Input: 1.1Mohms
  • Source 1 Input: 10kohms unbalanced, 20kohms balanced
  • Source 2 Input: 10kohms
  • Source 3 Input: 10kohms

 

Output Impedances

  • Speaker Outputs A and B: 75ohms unbalanced, 150ohms balanced
  • Headphone Outputs: 33ohms

 

Maximum Input Levels

  • Mic Inputs: +14.5dBu (Gain fully left)
  • Line Inputs: +22.5dBu
  • Instrument Input: +24dBu (Gain fully left)
  • Source 1 Input: +22.5dBu
  • Source 2 Input: +22.5dBu
  • Source 3 Input: +22.5dBu

 

Maximum Output Levels

  • Speaker Output A and B: +22.5dBu

 

Microphone Preamplifiers (balanced, XLR)

  • Gain Control: +7dB - +60dB
  • Frequency Response: 10Hz - >200kHz
  • Noise (unweighted, 30dB gain, input termination 150Ohm): -90dBu
  • Equivalent Input Noise: -128dBu
  • Common Mode Rejection Ratio: < -70dBu
  • THD+N Ratio@1kHz (30dB gain, input termination 150Ohm): 0.003%
  • High Pass Filter: fg = 80Hz, 6dB/Oct.
  • Phantom Power: 48Volt

 

Instrument Input (Unbalanced, 6.3mm TS)

  • Gain Control: -6dB - +31dB
  • Frequency Response: 10Hz - >200kHz
  • Noise (unweighted, unity gain, input termination 100kOhm): -85dBu
  • THD+N Ratio@1kHz (unity gain, input termination 100kOhm): 0.005%

 

Line Input (balanced, 6.3mm TRS)

  • Frequency Response: 10Hz - >200kHz
  • Noise (unweighted, unity gain, input termination 600Ohm): -95dBu
  • Common Mode Rejection ratio: < -60dBu
  • THD+N Ratio@1kHz (unity gain, input termination 600Ohm): 0.002%

 

Source 1 Input (balanced, 6.3mm TRS)

  • Frequency Response: 10Hz - >200kHz
  • Noise (unweighted, unity gain, input termination 600Ohm): -95dBu
  • Common Mode Rejection ratio: < -60dBu
  • THD+N Ratio@1kHz (unity gain, input termination 600Ohm): 0.002%

 

Source 2 Input (unbalanced, RCA)

  • Frequency Response: 10Hz - >200kHz
  • Noise (unweighted, unity gain, input termination 600Ohm): -90dBu
  • Noise (unweighted, -10dBV, input termination 600Ohm): -85dBu
  • THD+N Ratio@1kHz (unity gain, input termination 600Ohm): 0.003%
  • THD+N Ratio@1kHz (-10dBV, input termination 600Ohm): 0.003%

 

Source 2 Input (unbalanced, Mini-J)

  • Frequency Response: 10Hz - >200kHz
  • Noise (unweighted, unity gain, input termination 600Ohm): -88dBu
  • Noise (unweighted, +15dB, input termination 600Ohm): -76dBu
  • THD+N Ratio@1kHz (unity gain, input termination 600Ohm): 0.003%
  • THD+N Ratio@1kHz (+15dB, input termination 600Ohm): 0.005%

 

Headphone Outputs (stereo, 6.3mm TRS)

  • Frequency Response: 10Hz - >200kHz
  • Power@0dBu: 47Ohm load: 13mW/300Ohm load: 1,7mW/600Ohm load: 1.0mW
  • Power max: 47Ohm load: 670mW/300Ohm load: 265mW/600Ohm load: 150mW
  • THD+N Ratio@1kHz (Power@0dBu): 47Ohm: 0.0026%/300Ohm: 0.002%/600Ohm: 0.002%

 

AD Conversion (ASIO direct)

Noisefloor (A-weighted)

  • 44.1/48kHz: -113dBFS
  • 88.2/96kHz: -110dBFS

Dynamic range

  • 44.1/48kHz: 113dB
  • 88.2/96kHz: 110dB

THD+N ratio @ 1kHz (-1dBFS):

  • 44.1/48kHz: 0.002%
  • 88.2/96kHz: 0.0025%

0dBFS = +15dBu

 

DA Conversion (ASIO direct)

Noisefloor (A-weighted)

  • 44.1/48kHz: -109dBFS
  • 88.2/96kHz: -107dBFS

Dynamic range

  • 44.1/48kHz: 109dB
  • 88.2/96kHz: 107dB

 

Power Supply 

  • External Power Supply, Input 100–240V AC/50–60 Hz; Output 12V DC/1,5A
  • Internal Power Supplies: Audio: +/-17V, Digital: +5V and +3,3V
  • Power Consumption: 16.8 Watt

 

Dimensions

  • H x W x D in mm: 67x330x212 cm, 2.64x12.99x8.35 inch

     

 Weight

  • 2,8 kg, 6.17lbs

 

0dBu = 0.775V. Subject to change without notice.