Meridian Explorer USB DAC
Meridian發表的隨身型USB DAC，重只有50g，3.5mm可同時輸出類比或數位訊號(96kHz)
USB DAC為非同步，可支援到24Bit/192kHz，有輸入解析位元的指示燈，6層PCB設計
本體為鋁金屬，USB供電，價格約在台幣萬元左右，
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http://www.meridian-audio.com/en/col...plorer-1000/4/
Inputs
USB mini type B.
Outputs
3.5mm combination analogue/digital jack with mini Toslink digital optical <96 kHz output and 2-ch analogue line out, fixed 2v RMS.
3.5mm jack with variable-level headphone output, 130mW into 16Ω.
Construction
Extruded Aluminium shell with moulded plastic endcaps and rubber foot.
Power
USB, nominal 5V at <500mA.
Indicators
Three white LEDs show connected state and audio stream rate.
Implementation
USB audio class compliant 2.0 HS 480Mb/s bandwidth.
Asynchronous: device is the clock source for high quality.
Firmware upgrade via USB.
Windows drivers provided, no drivers required for Macintosh OS X or Linux.
Analogue volume control for headphone output, controlled from PC, control law modified to match connected OS.
S/PDIF output downsamples 4x (192/176.4kHz) to 2x (96/88.2kHz).
OS requirements
Macintosh OS X 10.6.4 (Snow Leopard) or later
Windows XP SP3, Windows 7 SP1 or Windows 8
Linux kernel 2.6.37 or later and ALSA version 1.0.32 or greater
Dimensions (approx)
102 x 32 x 18mm (4.0 x 1.25 x 0.7in).
Weight (approx)
50g (1.76oz).
