Cambridge Audio 640C V2.0 User Manual

540C/640C V2.0 Compact disc player

Azur compact disc player  13

TECHNICAL SPECIFICATIONS

D/A  Converter

Wolfson WM8740

24-Bit/192kHz capable

Filter

3 Pole Double Virtual 

Earth balanced

Freq  response  (+/-0

0.2dB)

20Hz to 20kHz

THD  @  1Khz  0dBFs

< 0.0015%

THD  @  1Khz  -1

10dBFs

< 0.0010%

THD  @  20Khz  0dBFs

< 0.0080%

IMD  (19/20kHz)  0dBFs

< 0.0015%

Linearity  @  -9

90dBFs

+/- 0.5dB

Clock  deviation

+/- 10ppm

Stopband  rejection  (>24kHz)

> 90dB

S/N  ratio,  A  weighted

> 100dB

Total  correlated  jitter

< 210pS

Crosstalk  @1kHz

< -100dB

Crosstalk  @20kHz

< -90dB

Output  impedance

< 50ohms

Dimensions  -  H  x  W  x  D

70 x 430 x 310mm 

Weight

4.6kg (10.1lbs)

D/A  Converter

Dual Wolfson WM8740

24-Bit/192kHz capable

Filter

4 Pole Dual Differential Double Virtual 

Earth balanced

Freq  response  (+/-0

0.1dB)

20Hz to 20kHz

THD  @  1Khz  0dBFs

< 0.0010%

THD  @  1Khz  -1

10dBFs

< 0.0005%

THD  @  20Khz  0dBFs

< 0.0070%

IMD  (19/20kHz)  0dBFs

< 0.0008%

Linearity  @  -9

90dBFs

+/- 0.5dB

Clock  deviation

+/- 10ppm

Stopband  rejection  (>24kHz)

> 90dB

S/N  ratio,  A  weighted

> 104dB

Total  correlated  jitter

< 160pS

Crosstalk  @1kHz

< -100dB

Crosstalk  @20kHz

< -99dB

Output  impedance

< 50ohms

Dimensions  -  H  x  W  x  D

70 x 430 x 310mm 

Weight

4.6kg (10.1lbs)