Matrix Mini-i 24bit Balanced DAC Headphone Amp
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May 31, 2012 at 6:16 PM Thread Starter Post #1 of 1


100+ Head-Fier
Jul 27, 2010
Used it only for 2 days, practicaly brand new, grab a bargain.
Matrix Mini-i 24bit Balanced DAC Headphone Amp

[size=small][size=10pt][size=10pt][size=10pt]Product Introduction[/size][/size][/size][/size]

[size=10pt]The Matrix packs an abundance of features into one single package. [/size][size=10pt]Dual AD1955 D/A chip, digital volume control, [/size][size=10pt]digital LCD display, balanced and unbalanced outputs, [/size][size=10pt]independent system clock, S/PDIF, AES/EBU, and USB inputs, as well as a built-in headphone amplifier.[/size]

[size=10pt]·[/size] [size=10pt]Balanced structure with dual AD1955 24bit / 192kHz D/A converter units[/size]
[size=10pt]·[/size] [size=10pt]Professional digital receiver chip of ultra-low jitter and an independent system clock[/size]
[size=10pt]·[/size] [size=10pt]USB, AES/EBU, optical, coaxial digital inputs and a coaxial output[/size]
[size=10pt]·[/size] [size=10pt]Up to 24bit / 192kHz digital input via coaxial and optical[/size]
[size=10pt]·[/size] [size=10pt]Professional stereo OP-Amps OP275/OPA2134, offering the best signal playback quality[/size]
[size=10pt]·[/size] [size=10pt]Digital step volume controller that covers -90 to 0 dB (1 dB each step)[/size]
[size=10pt]·[/size] [size=10pt]Both balanced and unbalanced output, which makes it possible to connect two sets of analog devices with different interfaces at the same time[/size]
[size=10pt]·[/size] [size=10pt]Multi-stage stabilized voltage power supply[/size]
[size=10pt]·[/size] [size=10pt]Internal headphone amp unit can easily drive any headphones of 300 ohms and below[/size]
[size=10pt]·[/size] [size=10pt]Large screen LCD panel displays user friendly information on current playback status and unit setting[/size]
[size=10pt]·[/size] [size=10pt]Pre-amp mode and DAC mode selectable[/size]
[size=10pt]·[/size] [size=10pt]While starting up or switching input channels, the volume will fade in to prevent shock and hearing damage caused by excessive volume[/size]
[size=10pt]·[/size] [size=10pt]Displays track information when working with D-Sub code compatible CD players[/size]

[size=10pt]WORKING MODE[/size]
[size=10pt]“Pre” mode:[/size]
[size=10pt]This is the default mode pre-set by the factory. Working under this mode, volume control is effective on all analog output ports. It is also very convenient to use your headphone under the pre-mode.[/size]
[size=10pt]“DAC” mode:[/size]
[size=10pt]Under this mode, all the analog output levels are of their standard value. To get the best sound performance, the headphone will be turned off under this mode.[/size]
[size=10pt]“Setup” mode:[/size]
[size=10pt]Press and hold the volume/channel select knob while turning on the device, the unit will enter setup menu. You can use the volume/channel select knob to select a working mode.[/size]

[size=10pt]Digital Input[/size]
[size=10pt]Optical: Sealed Optical Input
Sampling Rate: 32 - 192 KHz
Coaxial (BNC): 75 Ω
Sampling Rate: 32 - 192 KHz
USB: Standard USB Connector
Sampling Rate: 32 - 48 KHz

[size=10pt]Digital Output[/size]
[size=10pt]Coaxial Output: Standard RCA jack
Sampling Rate: 32 - 192 KHz
Supports AC-3, DTS data output (pass through)

[size=10pt]Output Level: 1Vp-p (75 Ω) [/size]
[size=10pt]Analog Interface[/size]
[size=10pt]RCA Output Level: 2.0VRMS
RCA Input Impedance: 47kΩ
Balanced Output Level: 0 - 4.0V adjustable (XLR: 1=GND, 2=HOT, 3=COLD
Frequency Response: 20 Hz - 20 KHz
SNR: 105dB
Dynamic Range: 108dB
Distortion: <0.0002% (1 KHz)

[size=10pt]Power Requirements[/size]
[size=10pt]Power: AC 220-240V 50/60Hz
Power Consumption: <15W

[size=10pt]Other Specifications[/size]
[size=10pt]Weight: 2KG
Dimensions: 20.5 x 15.5 x 4.8 (L x W x H cm)

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