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Cambridge Audio DacMagic Plus - page 1
Upsampling digital to analogue con verter User’s manual 2 ENGLISH Y our music + our passio n DacMagic Plus azur ...
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Cambridge Audio DacMagic Plus - page 2
2 Make sure you regist er your purchase. Visit: www.cambridge-audio.com/sts By registering, you’ll be the rst t o know about: Future pr oduct releases Software upgrades News, events and e xclusive offers plus competitions! This guide is designed to make installing and using this product as easy as possible. Information in this docu ...
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Cambridge Audio DacMagic Plus - page 3
3 azur DacMagic Plus ENGLISH Contents This package should contain the follo wing: 1 x Azur DacMagic Plus (assembled), 1 x AC po wer adaptor , 4 x rubber f eet, 1 x rubber base, 1 x USB ‘B-A’ type lead, 1 x user’s manual. Introduction .............................................................................................................. ...
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Cambridge Audio DacMagic Plus - page 4
4 Introduction Thank you for purchasing this Cambridge A udio DacMagic Plus Upsampling Digital to Analogue Converter . We are condent that you will enjoy many years of listening pleasure from it. Like all Cambridge Audio products, the DacMagic Plus adheres t o our three core principles – stunning performance, ease of use and incredible value T ...
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Cambridge Audio DacMagic Plus - page 5
5 azur DacMagic Plus ENGLISH Up to 2 4-bit content is no w suppor ted via bo th the USB Audio and Digital Inputs. With Windows PCs the DacMagic Plus can operate driverlessly (i.e. use Windows o wn built-in driver) at up to 2 4-bit/96kHz resolution. In addition our own Windows driver (downloadable from www .cambridge-audio.com/DacMagicPlus- Support) ...
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Cambridge Audio DacMagic Plus - page 6
6 Import ant safety instructions For y our o wn saf ety please read the following impor tant saf ety instructions carefully bef ore attempting to connect this unit to the mains power supply . They will also enable you t o get the best performance from and prolong the lif e of the unit: 1. Read these instructions. 2. Keep these instructions. 3. Heed ...
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Cambridge Audio DacMagic Plus - page 7
7 azur DacMagic Plus ENGLISH WARNING – T o reduce the risk of re or electric shock, do not expose this unit to rain or moisture. The unit must be installed in a manner that makes disconnection of the mains adaptor from the mains socket outlet (or appliance connector from the rear of the unit) possible. Where the mains adaptor is used as the di ...
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Cambridge Audio DacMagic Plus - page 8
8 The lightning ash with the arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of un-insulat ed ‘dangerous voltage’ within the product’s enclosure that may be of sufcient magnitude to constitut e a risk of electric shock to persons. The exclamation point within an equilat eral triangle is inte ...
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Cambridge Audio DacMagic Plus - page 9
9 azur DacMagic Plus ENGLISH C-Tick mark This product meets the Australian Communications Authority’s Radio communications and EMC requirements. Gost-R mark This product meets R ussian electronic saf ety approv als. FCC regulations NOTE: THE MANUF ACTURER IS NO T RESPONSIBLE FOR ANY RADIO OR TV INTERFERENCE CAUSED BY UNA UTHORIZED MODIFICA TIONS ...
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Cambridge Audio DacMagic Plus - page 10
10 V entilation IMPORT ANT – The unit will become warm when in use. Do not stack multiple units on top of each other . Do not place in an enclosed area such as a bookcase or in a cabine t without sufcient ventilation. Ensure tha t small objects do no t f all thr ough an y v entilation grille. If this happens, switch off immediately , disconnec ...
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Cambridge Audio DacMagic Plus - page 11
11 azur DacMagic Plus ENGLISH Overloading Do not ov erload wall outlets or extension cords as this can result in a risk of re or electric shock. Overloaded AC outlets, extension cords, fray ed po wer cords, damaged or cracked wire insulation and brok en plugs are dangerous. They ma y result in a shock or re hazard. Be sure to insert each powe ...
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Cambridge Audio DacMagic Plus - page 12
12 Limited warranty Cambridge A udio w arrants this pr oduct t o be free fr om def ects in mat erials and workmanship (subject to the terms set for th below). Cambridge Audio will repair or replace (at Cambridge Audio’s option) this product or any defectiv e parts in this product. Warranty periods ma y vary fr om country to country. If in doubt c ...
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Cambridge Audio DacMagic Plus - page 13
13 azur DacMagic Plus ENGLISH Some countries and US states do not allo w the ex clusion or limitation of incidental or consequential damages or implied warranties so the above ex clusions may not apply to you. This Warranty gives you specic legal rights, and you ma y have other statutory rights, which vary from state to state or country to count ...
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Cambridge Audio DacMagic Plus - page 14
14 Rear panel connections +12V DC 2A Use supplied PSU only! www.cambridge-audio.com DacMagic Plus Upsampling DA C Designed and engineered in London, England Digital Outputs S/P DIF Co-axial To slin k Optical S/P DIF Co-axial To slin k Optical S/P DIF Co-axial To slin k Optical USB Audio In Ext. Device Right — Balanced Output — Left Unbalanced O ...
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Cambridge Audio DacMagic Plus - page 15
15 azur DacMagic Plus ENGLISH Digital outputs The digital outputs allow a digital recording device to be connected. These outputs loop or pass- through unprocessed digital audio fr om the selected digital input. T wo types are available (both the co-axial and the optical are active concurrently and can be used to connect and run equipment at the sa ...
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Cambridge Audio DacMagic Plus - page 16
16 USB in A USB B type socket is tted to the DacMagic Plus to enable the playback of audio from a personal computer running either Microsoft Windows or Apple Mac OS X operating systems. Some builds of Linux are also suitable. Note: Alwa ys use a certied cable f or USB Audio, preferably one that displays an ofcial mark. For USB Audio 2.0 th ...
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Cambridge Audio DacMagic Plus - page 17
17 azur DacMagic Plus ENGLISH F ront panel controls Pow er on/of f Switches the unit between on and off. Source Press to select between USB, External (Ext.) or Digital Inputs 1 and 2. The corresponding LED will light up to show which sour ce has been selected. Digital volume control When headphones are connected, the headphone v olume can be adjust ...
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Cambridge Audio DacMagic Plus - page 18
18 Filter/Phase select Momentarily press to select between three different lter modes: linear phase, minimum phase or steep, see later section f or details. The corresponding LED will light up to show which lter has been selected. Phase Press and hold the Filter/Phase select button for approximately two seconds to select normal or inv er ted ...
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Cambridge Audio DacMagic Plus - page 19
19 azur DacMagic Plus ENGLISH Use either the unbalanced (RCA/Phono) or balanced (XLR) outputs of the DacMagic Plus. The XLR output is slightly better in quality as it can reject interference and noise in the cable connection and is the preferred option if your amplier features balanced XLR inputs. It is possible to use the RCA phono connections ...
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Cambridge Audio DacMagic Plus - page 20
20 Connect your digital source to Digital Input 1 or 2. Either S/P DIF co-axial or TOSLINK optical types can be used, each being of equal quality . Important Note: Only connect one co-axial OR optical cable to each digital input. The unit will no t operate if both connections are made (ev en if only one is active). Digital audio input connections N ...
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Cambridge Audio DacMagic Plus - page 21
21 azur DacMagic Plus ENGLISH PC-USB connections Note: Do not turn on the unit until all connections ha ve been made. DacMagic Plus AC Adapt or USB ‘B–A ’ type lead Note: Alwa ys use a certied cable f or USB Audio, preferably one that displays an ofcial mark. For USB Audio 2.0 the cable should be the ‘Hi-Speed USB’ certied. USB c ...
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Cambridge Audio DacMagic Plus - page 22
22 Advanced USB audio The DacMagic Plus is both USB 2.0 (Hi-Speed) and USB 1. 1 (Full-speed) USB port compatible. It will also work with the new USB 3.0 por ts where the PC will simply treat the DacMagic Plus as if it were a USB 2.0 or 1. 1 device. The DacMagic Plus also suppor ts two USB Audio prot ocols (not the same as the por t types themselves ...
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Cambridge Audio DacMagic Plus - page 23
23 azur DacMagic Plus ENGLISH Use with PCs With the DacMagic Plus switched to USB Audio 1.0 (this is the default setting) the DacMagic Plus will w ork with the native Windows XP , Vista or 7 A udio 1.0 driver (no need to load any new driver) and accept audio up to 2 4-bit/96kHz. With the DacMagic Plus switched to USB Audio 2.0 the DacMagic Plus nee ...
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Cambridge Audio DacMagic Plus - page 24
24 Bit perfect transfer – ASIO and W ASAPI Exclusive mode The DacMagic Plus USB interface hardware and software support bit per fect transf er . Whether or not the audio sent to the DacMagic Plus is bitperfect (i.e. not resam pled or mixed etc. by the PC) is actually a function of the pla yback application and the operating systems audio engine. ...
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Cambridge Audio DacMagic Plus - page 25
25 azur DacMagic Plus ENGLISH Digital audio output connections Note: Do not turn on the unit until all connections ha ve been made. Digital Inputs DacMagic Plus Digital recorder AC Adapt or If it is desired to loop out the currently selected digital audio for recor ding on a suitable device (MD, CD-R, e tc.), you can connect either an S/P DIF co-ax ...
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Cambridge Audio DacMagic Plus - page 26
26 When connected t o your Dacmagic Plus this adapt or allows the DacMagic Plus to receiv e BluetoothA udio (known as Bluetooth Advanced Audio Distribution Prole or A2DP). Contact your dealer for details. The BT100 supports Bluetooth A2DP using either the original SBC encoded f orm or the latest higher quality apt-X encoded f orm. SBC and apt-X ...
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Cambridge Audio DacMagic Plus - page 27
27 azur DacMagic Plus ENGLISH BT100 controls and connections A. Pairing button/Status LED Button per forms pairing and related functionality. Integrat ed LED indicates BT100 status. B. USB plug Streams high quality USB audio into your DacMagic Plus Ext. socket. C. Extension Cable Allows the BT1 00 t o be positioned f or accessibility or optimal wir ...
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Cambridge Audio DacMagic Plus - page 28
28 First select the EXT . source on DacMagic Plus then follo w the steps below . Pairing T o begin streaming high quality music from your chosen media source it will rst need to be paired with the BT100. A. Inser t BT1 00 int o the Ext. USB port at the back of your DacMagic Plus. B. Wait a moment for the BT100 to be detected. Then double click t ...
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Cambridge Audio DacMagic Plus - page 29
29 azur DacMagic Plus ENGLISH D. On successful pairing, the BT100s LED goes of f for a second or two, then triple ashes quickly . The LED then goes off and only lights up in the future when you are playing audio via Bluet ooth. E. T o play back via a paired Bluetooth device, simply select the BT100 on that device and star t playing. The BT1 00 L ...
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Cambridge Audio DacMagic Plus - page 30
30 The DacMagic Plus can be sited in two different positions, as shown in the accompanying diagram. It can be placed horizontally by tting the four small individual fee t, or vertically by using the large rubber ‘foot’. Power on the DacMagic Plus using the On/Of f button on the front panel. After 4-5 seconds, the unit will unmute and the cur ...
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Cambridge Audio DacMagic Plus - page 31
31 azur DacMagic Plus ENGLISH Filters The DacMagic Plus DSP has three different Filter functions: Linear Phase, Minimum Phase and Steep. All three lters are highly sophisticated audiophile topologies, optimised specically for audio playback. In our opinion, these lters offer excellent sound quality but dif fer subtly in optimisation, hence ...
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Cambridge Audio DacMagic Plus - page 32
32 The Linear Phase lter is a highly regar ded audio lter of f ering low ripple in both the pass and stop bands, and what is known as constant group dela y. Constant group delay means that audio signals of all frequencies are always dela yed by the same amount when passing through the lter . All audio is therefore fully time-coherent at th ...
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Cambridge Audio DacMagic Plus - page 33
33 azur DacMagic Plus ENGLISH Minimum Phase Filter -8 0 -6 0 -4 0 -2 0 0 20 -200 -180 -160 -140 -120 -100 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 Magnitude (dB) Freq uency response frequency/FS (input sampling rat e) ...
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Cambridge Audio DacMagic Plus - page 34
34 The Minimum Phase lter is another highly regar ded audio lter that offers ev en lower ripple in the pass and stop bands. Unlik e the Linear Phase lter , group dela y is not constant so some time- coherence is lost; howe ver , phase shift is low and the particular benet with this lter is that the impulse response exhibits no pre-ri ...
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Cambridge Audio DacMagic Plus - page 35
35 azur DacMagic Plus ENGLISH Steep Filt er -8 0 -6 0 -4 0 -2 0 0 20 -200 -180 -160 -140 -120 -100 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 Magnitude (dB) Freq uency response frequency/FS (input sampling rat e) Steep lter Linear phase lter ...
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Cambridge Audio DacMagic Plus - page 36
36 Our Steep lt er is a linear phase lter that has been optimised for st op band attenuation of close-in aliasing images. Here we ha ve traded a little attenuation of the v er y highest frequency response (-2dB at 20kHz) and a little more pre- and post-ringing for a v er y steep att enuation just outside the pass band. The Steep lt er is a ...
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Cambridge Audio DacMagic Plus - page 37
37 azur DacMagic Plus ENGLISH The follo wing table shows the lter stop band att enuation: Linear Phase Minimum Phase Steep Roll-off at 20kHz -0. 1dB -0. 1dB -2dB Roll-off at 22kHz -10dB -10dB -82dB Ultimate r oll-of f 140dB 140dB 140dB We encourage you to experiment with the lters to determine which sound best to your ears and using your sour ...
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Cambridge Audio DacMagic Plus - page 38
38 T echnical specications D/A converters Dual W olfson WM87 40 2 4bit DACs Digital lter Analog Devices ADSP2 1261 DSP upsampling to 2 4-bit/384kHz Analogue lter 2-Pole Dual Differential Bessel Double Virtual Earth Balanced Frequency response 20Hz to 20kHz (±0. 1dB)* THD @ 1kHz 0dBFs <0.001% 2 4-bit THD @ 1kHz -10dBFs <0.00 1% THD @ ...
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Cambridge Audio DacMagic Plus - page 39
39 azur DacMagic Plus ENGLISH There is no power Ensure the supplied AC adapt or is connected securely to the PSU sock et on the rear panel. Ensure that the correct mains transformer is being used and that it com plies with the local electrical supply . Ensure the mains plug is fully inserted into the wall sock et and is switched on. There is no sou ...
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Cambridge Audio DacMagic Plus - page 40
Cambridge Audio is a brand of A udio Par tnership Plc Registered Ofce: Gallery Court, Hankey Place London SE1 4BB, United Kingdom Registered in England No. 29533 1 3 www.cambridge-audio.com © 20 11 Cambridge Audio Ltd AP3083 7/1-A ...
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