Interface audio USB

Zoom UAC-8

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Interface audio USB de la marque Zoom appartenant à la série UAC

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Test de la Zoom UAC-8

On en a UAC ? Nous testions il y a un peu plus de six mois la première interface audio Thunderbolt de la marque japonaise Zoom, la TAC-2, qui à défaut d’être parfaite pouvait se targuer d’être la moins chère du marché. Depuis, le catalogue s’est étoffé, avec une version dotée de 8 préamplis en Thunderbolt, mais aussi en USB 3. C’est cette dernière qui nous intéresse aujourd’hui. Lire la suite…

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Créée le 14/03/2014

Fabricant : Zoom
Modèle : UAC-8
Série : UAC
Catégorie : Interfaces audio USB
Poids du colis : 3.1 kg
Autres dénominations : uac 8, uac8

La UAC-8 est une interface audio USB 3.0 disposant de 8 entrées et 10 sorties. Elle est compatible avec Windows et iOS.

Features

18‐in/20‐out USB 3.0 SuperSpeed audio interface
Standalone mode allows use as an 8-channel mic preamp and A/D or D/A converter without connection to a computer
Support for recording and playback of up to 24‐bit/192kHz high‐resolution audio
Low latency audio streaming
8 combo balanced XLR/TRS analog input connectors accept both mic and line‐level signal
High‐performance mic preamps with up to +60dB of amplification
Hi‐Z switches allow direct connection of electric guitar or bass (INPUT1, INPUT2)
Independent gain controls and clip LEDs for each input
Switchable +48V phantom power (INPUTS 1‐4, INPUTS 5‐8)
10 balanced TRS output jacks for connection to mixers, amplifiers, self‐powered speakers, headphones, or effects devices
Dual front-panel 1/4" headphone outputs with dedicated volume controls
Large knob output volume control
4x upsampling during A/D and D/A conversion for reduced noise and enhanced fidelity
Asynchronous transfer system unaffected by computer jitter
S/PDIF IN/OUT: 2IN / 2OUT, up to 24‐bit/192kHz
ADAT Optical IN/OUT: 2 IN / 2 OUT at 192/176.4kHz (S/MUX4 compatible), 4 IN/4 OUT at 96/88.2kHz (S/MUX compatible), 8 IN / 8 OUT at 48/44.1kHz
Word Clock in/out
Clock source indicator
MIDI in/out
Rack-mountable (1U space)
Robust metal housing
Works with all USB 3.0-equipped Mac and Windows computers and Apple iPad*

* Apple Camera Connection kit or Lightning to USB Camera Adapter required

Specifications

ANALOG INPUTS: INPUTS 1–8
Connectors:	XLR/TRS combo jacks (XLR: 2 hot, TRS: TIP hot)
Input gain:	0–60 dB (1 dB steps)
Input impedance:	5 kΩ 1 MΩ (When IN1/IN2 Hi-Z on)
Maximum input level:	+13 dBu (XLR at 0 dBFS) +21 dBu (TRS at 0 dBFS)
Phantom power:	+48 V
ANALOG OUTPUTS: MASTER OUTPUTS
L/R Connectors:	TRS jacks (balanced)
ANALOG OUTPUTS: LINE OUTPUTS 1-8
Maximum output level:	+14 dBu (at 0 dBFS)
Output impedance:	150 Ω
ANALOG OUTPUTS: PHONES 1/2
Connectors:	Standard stereo phone jacks 20 mW × 2 (into 32 Ω load)
Maximum output level:	+10 dBu
Output impedance:	33 Ω
DIGITAL IN/OUT: ADAT OPTICAL
Connectors:	ADAT Optical (lightpipe) 8 IN/OUT: 44.1 kHz/48 kHz 4 IN/OUT: 88.2kHz/96kHz, S/MUX compatible 2 IN/OUT: 176.4kHz/192kHz, S/MUX4 compatible
DIGITAL IN/OUT: S/PDIF
Connectors:	RCA (coaxial)
Supported sampling frequencies:	44.1 / 48 / 88.2 / 96 / 176.4 / 192 kHz
DIGITAL IN/OUT: WORD CLOCK
Connectors:	BNC
Supported sampling frequencies:	44.1 / 48 / 88.2 / 96 / 176.4 / 192 kHz
Output impedance:	75 Ω
OTHER
Frequency characteristics :	44.1 kHz: −1.0 dB, 20 Hz–20 kHz 96 kHz: −1.0 dB, 20 Hz–40 kHz 192 kHz: −1.0 dB, 20 Hz–60 kHz
Input conversion noise:	Measured EIN: 125 dB (IHF-A) at 60dB, 150Ω input
Dynamic range:	AD: 120 dB typical (IHF-A) DA: 120 dB typical (IHF-A)
Sampling frequencies:	192 kHz, 176.4 kHz, 96 kHz, 88.2 kHz, 48 kHz, 44.1 kHz
Bit depth:	24-bit
Interface:	USB 3.0 / 2.0
MIDI IN/OUT:	5-pin DIN jacks
Power supply:	AD-19 DC12V 2A AC adapter
External dimensions:	6.2 in. (D) × 19 in. (W) × 1.8 in. (H) 157.65 mm (D) × 482.6 mm (W) × 46.03 mm (H)
Weight (main unit only):	4.4 pounds / 2.02 kg
	Note: 0dBm＝0.775Vrms
NUMBER OF RECORDING AND PLAYBACK CHANNELS
AUDIO INTERFACE AND STANDALONE MODES: At 44.1 kHz and 48 kHz :	Recording: 18 channels (ANALOG: 8, S/PDIF: 2, ADAT Optical: 8) Playback: 20 channels (ANALOG: 10, S/PDIF: 2, ADAT OPTICAL: 8)
AUDIO INTERFACE AND STANDALONE MODES: At 88.2 kHz and 96 kHz:	Recording: 14 channels (ANALOG: 8, S/PDIF: 2, ADAT Optical: 4) Playback: 16 channels (ANALOG: 10, S/PDIF: 2, ADAT OPTICAL: 4)
AUDIO INTERFACE AND STANDALONE MODES: At 176.4 kHz and 192 kHz:	Recording: 12 channels (ANALOG: 8, S/PDIF: 2, ADAT Optical: 2) Playback: 14 channels (ANALOG: 10, S/PDIF: 2, ADAT OPTICAL: 2)
CLASS COMPLIANT MODE: At 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz:	Recording: 8 channels (ANALOG: 8) Playback: 10 channels (ANALOG: 10)
UAC-8 SYSTEM REQUIREMENTS
Windows:	OS： Windows® 7 SP1 or later / 8 / 8.1 / 10 (32bit/64bit) CPU: Intel® Core i3 or faster* USB: USB 3.0/USB 2.0** * Operation is not guaranteed with CPUs from Atom, Celeron or Pentium series or CPUs made by AMD. ** Only USB host controllers with Intel Chipsets are supported. Operation is not guaranteed when used with USB hubs or expansion cards.
Mac:	OS： Mac® OS X 10.8.5 or later / 10.9 / 10.10 / 10.11 CPU: Intel® Core i3 or faster USB: USB 3.0/USB 2.0* * Operation is not guaranteed when used with USB hubs or expansion cards.
iPad:	OS： iOS 7.1 or later * Apple Camera Connection kit or Lightning to USB Camera Adapter required.