MOTU 8 Pre-es
Eight preamps.
Brilliantly transparent.
The 8pre-es outclasses the competition with ESS Sabre32™ DAC Technology and dual full-color displays. Experience pristine audio playback with an outstanding 123 dB of dynamic range. Enjoy round-trip latency (RTL) as low as 1.6 ms at 96kHz.
Thunderbolt™ or Hi-speed USB 2.0,
52 simultaneous audio channels
24 inputs and 28 outputs, all independent
Connect all your studio gear, including microphones, guitars, synths, keyboards, drum machines, outboard processors and optical expanders. All I/O is available simultaneously.
| Connection | Input | Output |
|---|---|---|
| Analog (balanced 1/4 inch TRS) | – | 8 |
| Mic/Line/Guitar inputs with preamps | 8 | – |
| Headphones output | – | 2x stereo |
| ADAT optical | 16 | 16 |
| Total | 24 | 28 |
Superb analog audio quality
Renowned ESS Sabre32 Ultra™ DAC technology
Renowned ESS Sabre32™ DAC technology delivers measured 123 dB dynamic range and the same proven, award-winning audio quality as MOTU’s flagship 1248.
Redesigned mic channels
Cutting-edge components deliver ultra-transparent sound
Eight transparent mic preamps deliver superb -108 dB THD+N, 118 dB dynamic range and -129 dBu EIN performance. Each mic channel has individual preamp gain, pad, 48V phantom power and digital remote control.
High-performance Thunderbolt and USB drivers for Mac and PC
Ultra-low latency and renowned rock-solid performance
Round-trip latency (RTL) performance as low as 1.6 ms at 96kHz over Thunderbolt™ with high-performance DAW hosts.
Universal connectivity
USB and Thunderbolt for Mac, PC and iOS
Connect to your Mac or PC with Thunderbolt™ or Hi-speed USB 2.0, with up to 256 audio channels (128 in and 128 out) over Thunderbolt. Or stream dozens of audio channels to and from your Mac over AVB/TSN Ethernet using a standard, affordable CAT-5e cable up to 100 meters long. Class-compliant firmware and industry standard drivers work with any audio apps. Connect to your iPad™ with a standard camera connection kit (adapter).
Technical Specifications
| Sample rates | 44.1, 48, 88.2, 96, 176.4, 192 kHz |
| Mic/line/instr inputs | 8 x XLR/TRS “combo style” mic/line/instr inputs Preamp gain: 0 to +63 dB (digitally controlled) TRS max level with pad: +17 dBu |
| Analog outputs | 8 x 1/4″ TRS line out (balanced, DC coupled) Max level: +20 dBu (digitally adjustable -4 to +20) 2 x 1/4″ TRS stereo headphone |
| Digital I/O | 2 banks (16 ch) of ADAT optical at 1x sample rates 2 banks (8 ch) of SMUX optical at 2x sample rates Switchable to stereo TOSLink (optical S/PDIF) |
| Total I/O | 24 in / 28 out (52 total) at 1x sample rates 16 in / 20 out (36 total) at 2x sample rates 8 in / 12 out (20 total) at 4x sample rates |
| Computer I/O | 1 x Thunderbolt 1 (Mac and Win) Thunderbolt 2 & 3 compatible 1 x USB 2.0 audio class compliant USB 3.0 and iOS compatible |
| Computer I/O channels Thunderbolt |
128 in/out at 1x (44.1 to 48 kHz) 128 in/out at 2x (88.2 to 96 kHz) 64 in/out at 4x (176.4 to 192 kHz) |
| Computer I/O channels USB |
64 in/out at 1x (44.1 to 48 kHz) 32 in/out at 2x (88.2 to 96 kHz) 24 in/out at 4x (176.4 to 192 kHz) |
| Sync I/O | 1 x BNC word clock in/out |
| Network I/O | 1 x RJ45 AVB/TSN Ethernet (1 Gbps) |
| AVB streams (8 channels per stream) |
4 in / 4 out @ 44.1 or 48 kHz 4 in / 4 out @ 88.2 or 96 kHz 2 in / 2 out @ 176.4 or 192 kHz |
| Headphone | 2 x 1/4″ TRS stereo phone (assignable) |
| Phantom power | 8 x individual +48V |
| Front panel | 2 x 1/4″ TRS headphone output 2 x digital rotary encoders • phone vol 4 x digital rotary encoders • mic/instr input gain 2 x large digital rotary encoders • main vol / menu 8 x small switches • (4) Pad / (4) 48V Phantom pwr 10 x large switches • menu nav / A-B select, etc. 2 x LCD (128 x 160) for level meters / menu nav |
| Power | International 100-240V autoswitching supply 50-60 Hz • 0.5A max |
| Dimensions and weight |
(width x depth x height, enclosure only) 19 x 7 x 1.75 inches 48.3 x 17.75 x 4.5 cm 4.6 lbs / 2.05 kg with rack brackets removed: 17.25 inches (43.8 cm) wide 4.5 lbs / 2.04 kg |
Mac System Requirements
- 1 GHz Intel-based Mac or faster
- 2 GB RAM; 4 GB or more recommended
- Mac OS X version 10.8 or later
- Available Thunderbolt 1/2/3, USB 2/3 or AVB/TSN Ethernet port*
- A large hard drive (at least 500 GB for recording)
- *AVB/TSN Ethernet audio interface operation requires OS X El Capitan or later
Windows System Requirements
- 1 GHz Pentium-based PC compatible or faster
- 2 GB RAM; 4 GB or more recommended
- Windows 7*, 8 or 10
- Available Thunderbolt 1/2/3 or USB 2/3 port
- A large hard drive (at least 500 GB for recording)
Web App Support
- Any web client platform: Mac, Windows, Linux, iOS, Android
- Any web browser: Safari, Firefox, Chrome, Opera, Explorer, etc.
Included Software
- Thunderbolt and USB 2.0 drivers
- MOTU Discovery App for Mac & PC (finds connected MOTU interfaces)
- MOTU Discovery App for iOS (available from Apple App Store)
- MOTU Pro Audio Control web app (served from the hardware itself)
- MOTU Audio Tools (FFT, oscilloscope, X-Y plot, phase analyzer)
- AudioDesk for Mac & Windows (separate download)
Operating Systems
- For computer audio I/O: Mac OS X 10.8 or later; Windows 7* or later
- For web app control: Mac, Windows, Linux, iOS, Android
Analog I/O Specifications
| Connector type | Dynamic range (A-weighted) |
THD+N (unweighted) |
Max level |
Trim range (in 1 dB steps) |
|
|---|---|---|---|---|---|
| Line output | 1/4″ TRS, balanced, tip hot | 123 dB | -108 dB | +20 dBu | 24 dB (-24 to 0) |
| Line input | 1/4″ TRS, bal/unbal, tip hot | 118 dB | -108 dB | +24 dBu | 118 dBu (-96 to +22) |
| Mic input | XLR, balanced, pin 2 hot | 118 dB | -129 dB EIN | +24 dBu (with pad) |
63 dB |
| Phones | 1/4″, TRS stereo | 108 dB | -100 dB | Max. 80 mw | 128 dB |
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