Cambridge Azur 840C 840C/ZWART プリント

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Azur 840C Upsampling CD Player

Azur 840C specifications

Features

Adaptive Time Filtering (ATF) Asynchronous upsampling

technology converting 16-bit 44.1 kHz CD data to 24-bit 384kHz

32-bit Analog Devices “Black Fin’ DSP

Dual differential DAC’s 2 x Analog Devices AD1955 24-bit

DACs running at 384kHz

Fully differential output stage topology

Anti-aliasing filters based on linear phase Bessel filters for

constant group delay and minimum phase shift

DC servo circuitry with no capacitors in the signal path

Digital inputs 2 co-axial, 2 optical allowing upsampling and

playback of other sources

Digital outputs 1 co-axial, 1 optical allows recording 

of raw or up-sampled audio (192kHz maximum)

Audio outputs 1 balanced (XLR), 1 unbalanced

Other connections Control bus input/output, 1 IR emitter in,

1 RS232C, 1 IEC type mains inlet

Extruded aluminium side panels and solid aluminium
front panel

Ultra rigid, acoustically dampened chassis

Full function aluminium face azur navigator remote

Available in silver/black

Performance

Frequency response

20Hz to 20kHz (+/-0.1dB)

THD 

@ 1Khz 0dBFs

<0.0005%

@ 1Khz - 10dBFs

<0.0004%

@ 20Khz 0dBFs

<0.0007%

(19/20kHz) 0dBFs

<0.0002%

Linearity @ -90dBFs

+/-0.5dB

Stopband rejection (>24kHz)

> 120dB

S/N ratio, A weighted

> 113dB

Total correlated jitter

> 130pS

Crosstalk  @ 1kHz

> -130dB

@ 20kHz

> -114dB

Output impedance

> 50 ohms

Digital input word widths supported

16 - 24 bit

Digital output word widths supported

16, 20, 24 bit

Digital input sampling frequencies supported 

32kHz, 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz

Digital output sampling frequencies supported 
32kHz - 192kHz pass through (including 44.1kHz for CD) 48kHz,
96kHz, 192kHz upsampled

Audio output upsampling  

Fixed 24 bit, 384kHz

Dimensions hxwxd 115 x 430 x 360mm (4.5 x 16.9 x 14.7")

Weight

8.5kg (18.7lbs)

Cambridge Audio’s policy is one of continuous improvement. Design and
specifications are therefore subject to change without prior notice.

Cambridge Audio 

Hankey Place, London, SE1 4BB, England

© 2006 Cambridge Audio Ltd

Issued: July 2006

ATF™ is a trademark of Analog Devices