Focusrite Red 8Pre

SIMULTANEOUS INPUTS & OUTPUTS

• Channel Count: Up to 64 x 64

SYSTEM REQUIREMENTS

• Computer: Apple Mac with at least one Thunderbolt or Thunderbolt 2 port (2m Thunderbolt cable included)
• Other: Internet connection for downloading and installing software and driver

MICROPHONE INPUTS

• Gain Range: 0-8dB to 63dB in 1dB steps
• Type: Electronically Balanced, Zin = 6.2kΩ
• Max. Input Level: +19dBu ±0.5, min gain
• Min. Input Level: -44dBu ±0.5
• Frequency Response: 20Hz - 35kHz ±0.2dB, min gain
• THD + N: -101dB (0.0009%) @ -1dBFS (@ 11dB Gain)
• EIN: -129dBu 'A'-Weighted (typical)
• Signal-To-Noise Ratio: 119dB 'A'-Weighted (typical), min gain
• Common-Mode Rejection Ratio: 50/60Hz CMRR: -70dB
• Phantom Power: +48V, independently switchable per channel.
• HPF: High-Pass Filter (HPF): -3dB @ 80 ± 3Hz, 12dB/Octave, independently switchable per channel
• Air Mode: 2dB boost at 10kHz and -2dB at 20Hz (ref 1kHz). Input impedance drop to 2.2kΩ

LINE INPUTS 1-8

• Line Inputs 1-8 Type: Electronically Balanced, Zin = 10kΩ
• Line Inputs 1-8 Max. Input Level: +27dBu ±0.5, min gain
• Line Inputs 1-8 Min. Input Level: -36dBu ±0.5
• Line Inputs 1-8 Frequency Response: 20Hz - 35kHz ±0.2dB, min gain
• Line Inputs 1-8 THD + N: -101dB (0.0009%) @ -1dBFS (@ 11dB Gain)
• Line Inputs Signal-To-Noise Ratio: 119dB 'A'-Weighted (typical), min gain
• Line Inputs Common-Mode Rejection Ratio: 50/60Hz CMRR: -70dB
• Line Inputs 1-8 HPF: High-Pass Filter (HPF): -3dB @ 80 ± 3Hz, 12dB/Octave, independently switchable per channel
• Line Inputs 1-8 Air Mode: 2dB boost at 10kHz and -2dB at 20Hz (ref 1kHz)

LINE INPUTS 9-16

• Line Inputs 9 - 16 0 DBFS Reference Level: +27dBu ±0.5
• Line Inputs 9 - 16 Type: Electronically Balanced, Zin = 20kΩ
• Line Inputs 9 - 16 Frequency Response: 20Hz - 35kHz ±0.2dB
• Line Inputs 9 - 16 THD + N: -104dB (0.0006%) @ -1dBFS
• Line Inputs 9 - 16 Signal-To-Noise Ratio: 119dB 'A'-Weighted (typical)
• Line Inputs 9 - 16 Common-Mode Rejection Ratio: 50/60Hz CMRR: -70dB

INSTRUMENT INPUTS

• Instrument Inputs Gain Range:0-8dB to 63dB in 1dB steps
• Instrument Inputs Type: Zin = 2.3MΩ
• Instrument Inputs Max. Input Level: +15dBu ±0.5, min gain
• Instrument Inputs Min. Input Level: -48dBu ±0.5
• Instrument Inputs Frequency Response: 20Hz - 35kHz ±0.2dB, min gain
• Instrument Inputs THD + N: -94dB (0.002%) @ -1dBFS (@ 11dB Gain)
• Instrument Inputs Signal-To-Noise Ratio: 117dB 'A'-Weighted (typical), min gain
• Instrument Inputs HPF: -3dB @ 80 ± 3Hz, 12dB/Octave, independently switchable per channel
• Instrument Inputs Air Mode: 2dB boost at 10kHz and -2dB at 20Hz (ref 1kHz)

LINE OUTPUTS 3-18

• Line Outputs 3-18 0 DBFS Reference Levels: +18dBu ±0.5
• Line Outputs 3-18 Frequency Response: 20Hz - 35kHz ±0.2dB
• Line Outputs 3-18 THD + N: <-102dB (0.0008%) unweighted, 20Hz - 20kHz; -1dBFS input
• Line Outputs 3-18 Dynamic Range: 121dB 'A'-weighted (typical), 20Hz - 20kHz
• Line Outputs 3-18 Output Impedance: Nominal output impedance = 136Ω balanced (68Ω each phase)

MONITOR OUTPUTS

• Monitor Outputs Frequency Response: 20Hz - 35kHz ±0.2dB
• Monitor Outputs Dynamic Range: +120dB (A-Weighted)
• Monitor Outputs Maximum Output Level (0 DBFS): +18dBu ±0.5
• Monitor Outputs THD+N: <-78dB (0.0012%) unweighted, 20Hz - 20kHz; -1dBFS input
• Monitor Outputs Stereo Level Balance: ±0.02dB @ 997Hz
• Monitor Outputs Output Impedance
• Nominal output impedance = 136Ω balanced (68Ω each phase)

HEADPHONE OUTPUT

• Headphone Output 0 DBFS Reference Levels: +16dBm ± 0.1dB
• Headphone Output Frequency Response: 20Hz - 20kHz ±0.2dB
• Headphone Output THD + N: <-75dB (0.018%) unweighted, 20Hz - 20kHz
• Headphone Output Stereo Level Balance: ±0.05dB @ 997Hz
• Headphone Output Dynamic Range: 114dB 'A'-weighted (typical), 20Hz - 20kHz
• Headphone Output Impedance: 10Ω
• Headphone Impedance: 32Ω - 600Ω

MICROPHONE CROSSTALK

• Mic Input To Input: < -70dB; 20Hz - 20kHz (driven channel at -20dBFS)
• Mic Input To Output: < -100dB; 20Hz - 20kHz (driven channel at -20dBFS)
• Output To Mic Input: < -130dB; 20Hz - 20kHz (driven channel at -20dBFS)

LINE CROSSTALK

• Line Input To Line Input: < -60dB; 20Hz - 20kHz (driven channel at -20dBFS)
• Line Input To Output: < -100dB; 20Hz - 20kHz (driven channel at -20dBFS)
• Output To Line Input: < -115dB; 20Hz - 20kHz (driven channel at -20dBFS)

OUTPUT CROSSTALK

• Output To Output: < -100dB; 20Hz - 20kHz (driven channel at -20dBFS)

HEADPHONE CROSSTALK

• Headphone To Headphone: < -75dB; 20Hz - 20kHz (driven channel at -20dBFS)

DIGITAL PERFORMANCE

• Supported Sample Rates: 44.1 / 48 / 88.2 / 96 / 176.4 / 192 kHz at 24 bit
• Clock Sources:Internal, ADAT, S/PDIF, Word Clock, Loop Sync or from Dante Network Master

HEADPHONE OUTPUTS

• Headphone Outputs Channel Count: 2 Stereo Channels Out
• Headphone Outputs Headphone Outputs: 2 x 1/4" TRS stereo jack

THUNDERBOLT

• Thunderbolt Channel Count: Up to 64 In and 64 Out
• Thunderbolt Ports: 2 x Thunderbolt Ports (Primary Port 1 and Primary Port 2)

PRO TOOLS

• Pro Tools Channel Count: Up to 64 In and 64 Out (32 In and 32 Out per connection)
• Primary Port: 2 x Mini DigiLink

DANTE

• Dante Channel Count: Up to 32 In and 32 Out
• Dante Input And Output: 2 x ethernet standard RJ45 connectors (Compatible with Cat 5e and above).

MIC INPUTS

• Mic Inputs Channel Count: 8 In
• Mic Inputs: 1 x DB-25 connectors (AES59)

LINE LEVEL

• Line Level Channel Count: 16 In and 16 Out
• Line Level Input: 2 x DB-25 connectors (AES59)
• Line Level Outputs: 2 x DB-25 connectors (AES59)

ADAT

• ADAT Channel Count: Up to 16 In and 16 Out
• ADAT Input: 2 x TOSLINK connector
• ADAT Output: 2 x TOSLINK connector
• Channel Assignments @ 44.1 KHz, 48 KHz
• Port 1 = Channels 1 - 8 , Port 2 = Channels 9 - 16
• Channel Assignments @ 88.2 KHz, 96 KHz
• SMUXI: Port 1 = Channels 1 - 4, Port 2 = Channels 5 - 8
• Channel Assignments @ 176.4 KHz, 192 KHz
• SMUXII: Port 1 = Channels 1 - 2 , Port 2 = Channels 3 - 4

S/PDIF

• S/PDIF Channel Count: 2 In and 2 Out (Optical up to 96kHz)
• S/PDIF Inputs: 1 x RCA phono socket (1 x TOSLINK up to 96kHz)
• S/PDIF Outputs: 1 x RCA phono socket (1 x TOSLINK up to 96kHz)

LOOP SYNC

• Loop Sync Input: 1 x BNC 75Ω port
• Loop Sync Output: 1 x BNC 75Ω port

WORLD CLOCK

• World Clock Input: 1 x BNC 75Ω port
• World Clock Output: 1 x BNC 75Ω port

PSU

• PSU: 1 x IEC Input

FRONT PANEL INDICATORS

• OLED Screens: 3 x Screens (menus and metering)

DIMENSIONS

• Dimensions Height: 44mm/ 1.73"
• Dimensions Width: 483mm/ 19.02"
• Dimensions Depth (Chassis Only): 340mm/ 13.39"

WEIGHT

• Weight: 5.14kg

POWER

• Power PSU: 1 x Internal, 100-240V, 50/60Hz, consumption 65W.

FRONT PANEL INSTRUMENT INPUTS

• Instrument Inputs Channel Count: 2 Channels In
• Instrument Inputs Instrument Inputs: 2 x 1/4" TS stereo jack

MONITOR OUPUTS

• Monitor Outputs Channel Count: 2 Out
• Monitor Outputs: 2 x 1/4" TRS stereo jack