Cambridge Audio Azur DacMagic Plus Manuale Utente

azur DacMagicUpsampling digital to analog converterUser’s manual2ENGLISH

10Power On/OffSwitches the unit between On and Off.SourcePress to select between USB playback or Digital Inputs 1 and 2. The corresponding LED will li

PhaseIndicates the output phase selected. Press and hold the Filter/Phase select button for approximatelytwo seconds to select normal or inverted phas

12Audio output connectionsLLRUnbalancedInputBalancedInputRDigital OutputsUSB InBalanced OutputUnbalancedOutputDigital InputsDigital InputsLRRLNote: Do

DacMagicazur13ENGLISHDigital audio input connectionsDigital Outputs Digital OutputsUSB InBalanced OutputUnbalancedOutputDigital InputsDigital InputsLR

14PC-USB connectionsDigital OutputsUSB InBalanced OutputUnbalancedOutputDigital InputsDigital InputsLRRLNote: Do not turn on the unit until all connec

DacMagicazur15ENGLISHConnect a USB ‘B–A’ type lead (as illustrated at left) from the DacMagic’s USB input to one of the USBports on the PC. This is th

16Digital InputsDigital OutputsUSB InBalanced OutputUnbalancedOutputDigital InputsDigital InputsLRRLNote: Do not turn on the unit until all connection

DacMagicazur17The DacMagic can be sited in two different positions, as shown in the accompanying diagram. It can beplaced horizontally by fitting the

18The DacMagic DSP has three different Filter functions: Linear Phase, Minimum Phase and Steep. Allthree filters are highly sophisticated audiophile t

DacMagicazur19The Linear Phase filter is a highly regarded audio filter offering low ripple in both the pass and stopbands, and what is known as const

2Introduction...

20Minimum Phase Filter-80-60-40-20020-200-180-160-140-120-1000 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1Frequency responsefrequency/FS (input sampling ra

DacMagicazur21ENGLISHThe Minimum Phase filter is another highly regarded audio filter that offers even lower ripple in thepass and stop bands. Unlike

22Steep Filter-80-60-40-20020-200-180-160-140-120-1000 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1Frequency responseLinear phase filterSteep filterfrequenc

DacMagicazur23Our Steep filter is a linear phase filter that has been optimised for stop band attenuation of close-inaliasing images. Here we have tra

24The following table shows the filter stop band attenuation:Linear Phase Minimum Phase SteepRoll-off at 20kHz -0.1dB -0.1dB -2dBRoll-off at 22kHz -1

DacMagicazur25D/A converters Dual Wolfson WM8740 24bit DACsDigital filter Texas Instruments TMS 320VC5501 DSPupsampling to 24bit 192kHzAnalogue filter

26There is no powerEnsure the supplied AC adaptor is connected securely to the PSU socket on the rear panel.Ensure that the correct mains transformer

DacMagicazur27Cambridge Audio warrants this product to be free from defects in materials and workmanship (subjectto the terms set forth below). Cambri

© 2008 Cambridge Audio LtdAP23905/1-ACambridge Audio is a brand of Audio Partnership PlcRegistered Office: Gallery Court, Hankey PlaceLondon SE1 4BB,

DacMagicazur3ENGLISHThank you for purchasing this DacMagic Upsampling Digital to Analog Converter. We are confidentthat you will enjoy many years of l

4For your own safety please read the following important safety instructions carefully before attemptingto connect this unit to the mains power supply

DacMagicazur5ENGLISHWEEE symbolThe crossed-out wheeled bin is the European Union symbol for indicating separate collectionfor electrical and electroni

6FCC regulationsNOTE: THE MANUFACTURER IS NOT RESPONSIBLE FOR ANY RADIO OR TV INTERFERENCE CAUSEDBY UNAUTHORIZED MODIFICATIONS TO THIS EQUIPMENT. SUCH

DacMagicazur7ENGLISHThis unit must be installed on a sturdy, level surface. Do not place in a sealed area such as a bookcaseor in a cabinet. Any space

8Unbalanced Audio OutputsSingle-ended conventional stereo outputs for connection to the line-level phono/RCA inputs of anamplifier.Balanced Audio Outp

DacMagicazur9ENGLISHTOSLINK optical – use a high quality TOSLINK fibre-optic interconnect cable designed specifically foraudio use. To achieve the bes