Chord Electronics Qutest - Open Box

The Chord Electronics Qutest is a standalone DAC whose performance belies its compact dimensions. With DAC architecture based on the award-winning Hugo 2, Qutest offers class-leading digital conversion. Features: Materials: Precision machined aluminium casing with polycarbonate buttons and glass viewing portal. Device power supply: 5v 2amp Micro USB Tap length filter: 49,152 – 10 element Pulse Array design Connectivity (input): USB Type B (White): 44.1kHz to 768kHz – 16bit to 32bit 2x BNC Coax (Red): 44.1kHz – 384kHz – 16bit to 32bit 1x Dual data mode input (using both BNC coax inputs together): 44.1kHz to 768kHz – 16bit to 32bit Optical (Green): 44.1kHz to 96kHz – 16bit to 24bit Connectivity (output): 1x stereo pair of RCA (Left and Right) PCM support: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz, 358.8kHz, 384kHz, 717.6kHz, and 768kHz. DSD support: Native playback supported. DSD64 (Single) to DSD512 (Octa-DSD) Variable output: Fixed, but selectable between 3v (blue), 2v (green), and 1v (red) via dual press of 'Filter' + 'Input' upon startup Driver support: Driverless with Mac OS X and Linux, driver required for Windows OS Digital designer: Rob Watts Mechanical designer: John Franks Country of manufacture: England Technical Specifications: Chipset: Chord Electronics custom coded Xilinx Artix 7 (XC7A15T) FPGA Tap-length: 49,152 Pulse array: 10 element pulse array design Frequency response: 20Hz – 20kHz +/- 0.2dB Output stage: Class A THD: <0.0001% 1kHz 3v RMS 300? THD and noise at 3v RMS: 117dB at 1kHz 300ohms 'A' weighted (reference 2.5v) Noise 2.6 uV 'A' weighted: No measurable noise floor modulation Channel separation: 138dB at 1kHz 300? Weight: 770g Dimensions: 4.5cm (H) x 16cm (W) x 8.8cm (D) Boxed Weight: 1500g