Focusrite [已停售] Red 8Pre Thunderbolt 2 錄音介面

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