Azur 851C

Our finest CD player and DAC, the 851C uses our extensive digital knowledge to become the cornerstone of your digital hub. No matter the source of your digital music, twin DACs in dual differential mode and 2nd generation Adaptive Time Filtering make the music sound as the original artist intended – extraordinary.

Specifications

DIGITAL TO ANALOGUE CONVERTERS
Dual Analog Devices AD1955 24-bit DACs

DIGITAL FILTER
Analog Devices Black Fin ADSP-BF532 32 bit DSP performing 2nd Generation ATF2 upsampling to 24-bit/384kHz. Linear Phase, Minimum phase or Steep modes.

ANALOGUE FILTER
2 Pole Fully Differential Linear Phase Bessel filter

DIGITAL INPUT 1
S/PDIF 75 Ohms or TosLink optical

DIGITAL INPUT 2
S/PDIF 75 Ohms or TosLink optical

AES/EBU INPUT
XLR balanced 110 Ohms per phase

USB AUDIO INPUT
USB Type B conforming to Audio profile 1.0 or 2.0 (user selectable)

AUDIO OUTPUTS
Balanced XLR and unbalanced RCA analogue audio outputs

COMPATIBILITY
USB 1.0 16-24 bit, 32-96kHz USB 2.0 16-24 bit, 32-192kHz TosLink 16-24 bit, 32-96kHz S/PDIF and AES/EBU 16-24 bits 32-192kHz CD playback is intrinsically limited to 16-bits 44.1kHz

THD (UNWEIGHTED) @ 1KHHZ 0DBFS
< 0.0004%

THD (UNWEIGHTED) @ 1KHZ -10DBFS
< 0.0004%

THD (UNWEIGHTED) @ 20KHZ 0DBFS
< 0.0007%

IMD (19/20KHZ) 0DBFS
< 0.0002%

LINEARITY @ -90DBFS
+/- 0.2dB

LINEARITY @ -120DBF
+/- 0.4dB

STOP-BAND REJECTION (>24KHZ)
> 120dB

TOTAL CORRELATED JITTER
< 60pS for all digital inputs, CD playback and USB 2.0 < 180pS for USB 1.0

CROSSTALK @1KHZ
< -130dB

CROSSTALK @20 KHZ
< -114dB

OUTPUT IMPEDANCE
< 50 Ohms

0DB FS OUTPUT
2.2Vrms (2.2Vrms each phase for the balanced output)

MAX. POWER CONSUMPTION
40W

IDLE CONSUMPTION
8W

STANDBY POWER CONSUMPTION
<0.5W

COLOUR
Black or silver

DIMENSIONS (WXHXD)
430 x 115 x 360mm (16.9 x 4.5 x 14.7”)

WEIGHT
10.0Kg (22lbs)

GAPLESS PLAYBACK?
Yes

IN THE BOX
Azur 851C Upsampling DAC, CD Player & Preamplifier, Power Cable, 3 x AAA Batteries, Remote Control