{"product_id":"ifi-micro-idsd-diablo-dac-amp","title":"iFi iDSD Diablo DAC\/amp - Discontinued","description":"\u003ch2\u003eThe Devil in the Detail: Pure Sonic Performance\u003c\/h2\u003e\n\u003ch2\u003eDevilishly brilliant\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eiDSD Diablo\u003c\/strong\u003e, with its sleek new design and fiery red finish, sits proudly at the top of our range of portable\/transportable DAC\/amps. It is built for purists – the true headphone enthusiasts who crave pure, unadulterated sonic performance.\u003c\/p\u003e\n\u003cp\u003eJust like a racing car designed for uncompromising speed, the \u003cstrong\u003eiDSD Diablo\u003c\/strong\u003e sets aside sonic tailoring as well as Bluetooth connectivity to focus on pure sonic power. Prepare for a riveting ride as it will drive any headphone on the planet with aplomb.\u003c\/p\u003e\n\u003cp\u003ePut simply, the \u003cstrong\u003eiDSD Diablo\u003c\/strong\u003e is our best ever transportable amplifier designed to deliver reference level sound.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/idsd-diablo-front-view.png?v=1732128267\" alt=\"iFi micro iDSD Diablo DAC\/amp | Front View Lifestyle\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch2\u003e‘Bit-perfectly’ wicked\u003c\/h2\u003e\n\u003cp\u003eWe use two Burr-Brown DAC chips and the new 16-core XMOS chip to process the data received via the USB and S\/PDIF digital inputs.\u003c\/p\u003e\n\u003cp\u003eThis means the \u003cb\u003eiDSD Diablo\u003c\/b\u003e can handle up to PCM 768, DSD 512, 2xDXD. Both PCM and DSD remain ‘bit-perfect’.\u003c\/p\u003e\n\u003cp\u003eIt also provides full MQA decoding!\u003c\/p\u003e\n\u003ch2\u003ePositively pure\u003c\/h2\u003e\n\u003cp\u003eBalanced, differential analogue circuit design reduces noise and cross-talk within the signal path by fully separating the left and right channels. The \u003cstrong\u003eiDSD Diablo\u003c\/strong\u003e benefits from further refinements to our balanced, symmetrical dual-mono topologies with short, direct signal paths. We call this \u003cem\u003e\u003cstrong\u003ePureWave\u003c\/strong\u003e\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp\u003eNegative feedback is used in amplifier circuits to compare the output signal with the input signal and correct errors. BUT there are drawbacks. iFi turns the negatives into positives with \u003cem\u003e\u003cstrong\u003eOptimaLoop.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/idsd-diablo-side-view.png?v=1732128323\" alt=\"iFi micro iDSD Diablo DAC\/amp | Side View\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eDiabolically dynamic\u003c\/h2\u003e\n\u003cp\u003eAble to drive all manner of headphones with ease, the \u003cstrong\u003eiDSD Diablo\u003c\/strong\u003e delivers up to 5000mW of prodigious power, propulsive energy and engaging dynamics, coupled with a remarkable ability to resolve fine texture and detail.\u003c\/p\u003e\n\u003cp\u003eWith 3 settings, you can adjust power and gain to suit your daily driver or track day supercar!\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTurbo – ramps up the level of drive for current-hungry headphones\u003c\/li\u003e\n\u003cli\u003eNormal – for most over or on ear headphones\u003c\/li\u003e\n\u003cli\u003eEco – dials down the power to suit high-sensitivity in-ear monitors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/idsd-diablo-top-view.png?v=1732128341\" alt=\"iFi micro iDSD Diablo DAC\/amp | Top View\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch2\u003ePower that does not corrupt.\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eiDSD Diablo\u003c\/strong\u003e’s focus on pure, unadulterated performance, means much attention has been applied to the power supply circuity.\u003c\/p\u003e\n\u003cp\u003eBattery power provides ultra-clean and stable DC current avoiding the issues of mains electricity – dips, spikes and noise-inducing RFI\/EMI pollution. BUT there are sonic downsides resulting from low output voltage and inconsistent output impedance as batteries discharge.\u003c\/p\u003e\n\u003cp\u003eThese issues are fully tackled by the \u003cstrong\u003eiDSD Diablo’s\u003c\/strong\u003e design.\u003c\/p\u003e\n\u003cp\u003eIn order to make less efficient headphones, like planar magnetics, sing, the voltage needs to be stepped up from 3.7V to +\/- 15V.  We use a step-up converter running at 1.2MHz – a frequency far beyond audibility that is easier to filter than a typical switch-mode supply, enabling high linearity and ultra-low noise.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/idsd-diablo-top-view-lifestyle.png?v=1732128357\" alt=\"iFi micro iDSD Diablo DAC\/amp | Top View Lifestyle\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eFormula 1, iFi style.\u003c\/h2\u003e\n\u003cp\u003eHigh-bandwidth power supply circuity is dedicated to each critical part of the \u003cstrong\u003eiDSD Diablo’s\u003c\/strong\u003e design, with independent linear regulation delivering excellent PSRR (Power Supply Rejection Ratio) performance.\u003c\/p\u003e\n\u003cp\u003eThe headphone amp stage eschews IC regulators in favour of Panasonic OS-CON capacitors, delivering 2320uF between them.\u003c\/p\u003e\n\u003cp\u003eThe DAC section benefits from an ultra-low-noise regulator with additional passive filtering, reducing high order harmonic distortion and, in turn, jitter.\u003c\/p\u003e\n\u003cp\u003eEven the USB input stage benefits from dedicated regulation and multi-stage filtering, and the microprocessor control circuitry (often a local source of digital noise) has separate regulation, too.\u003c\/p\u003e\n\u003cp\u003eCrucial components for maxed out performance, more below.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/idsd-diablo-chipset.png?v=1732128377\" alt=\"iFi micro iDSD Diablo DAC\/amp | Internal Diagram\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eHooking up with the Devil…\u003c\/h2\u003e\n\u003cp\u003eAt the front of the unit, alongside a standard 6.3mm single-ended headphone socket, resides a 4.4mm Pentaconn output for headphones offering balanced connection.\u003c\/p\u003e\n\u003cp\u003eAt the back are two digital audio inputs: USB-A and a S\/PDIF socket that accepts both electrical and optical signals, the former via a 3.5mm connector and the latter via a supplied adapter.\u003c\/p\u003e\n\u003cp\u003eThe USB-A input features a ‘male’ connector, rather than a typical ‘female’ port for greater mechanical integrity.  A separate USB-C charging port is also provided, along with a 4.4mm Pentaconn balanced output to connect to an external amp.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/idsd-diablo-plugged-in.png?v=1732128395\" alt=\"iFi micro iDSD Diablo DAC\/amp | Plugged In Lifestyle\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eFeature Recap\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Burr-Brown True Native® chipset \u003c\/strong\u003emeans file formats remain unchanged or ‘bit-perfect’. This means you are listening to music as the artist intended in the format in which it was recorded.\u003cbr\u003eAt iFi we use Burr Brown extensively in our products having selected it for its natural-sounding ‘musicality’ and True Native architecture. Our experience with this IC means we know how to make the most of it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe XMOS 16-Core chip \u003c\/strong\u003eprocesses the audio data received via the USB* digital input. This new low-latency XMOS microcontroller has greatly enhanced processing power. Compared to the current generation of eight-core chips, this new 16-core IC delivers double the clock speed (2000MIPS) and four times the memory (512KB), as well as the latest SuperSpeed USB standard.\u003cbr\u003eiFi’s in-house digital development team has programmed the XMOS firmware to optimise sound quality and ensure a perfect partnership with the Burr-Brown DAC.\u003cbr\u003e(* Also on S\/PDIF on the NEO iDSD\/Diablo)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMQA\u003c\/strong\u003e is an award-winning audio technology that enables music fans to stream the original master recording into their home, car or on their mobile. In the words of Gilbert O’Sullivan, iconic Irish-born singer-songwriter, “The great thing about MQA is that it delivers the finesse that was there in the desk sound. It’s tremendous, it sounds really good.”\u003cbr\u003eMQA (Master Quality Authenticated) is supported through the USB with full decoding of MQA files up to 384kHz thanks to the processing power of the new 16-core XMOS chip.\u003cbr\u003eThis means that the full ‘three unfold’ decoding process is performed internally, as opposed to only the final unfold in the manner of an MQA ‘renderer’.\u003cbr\u003eGlobally, MQA has become an important consideration for any comprehensively equipped DAC. It is available through for Tidal Masters, Audirvana and Roon.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced, differential analogue circuit desig\u003c\/strong\u003en has long been championed for its ability to reduce noise and cross-talk within the signal path by fully separating the left and right channels.\u003cbr\u003e\u003cem\u003e\u003cstrong\u003ePureWave\u003c\/strong\u003e \u003c\/em\u003eis a new, balanced, symmetrical dual-mono topology with short, direct signal paths. The name refers to the sonic purity it achieves thanks to exceptional linearity and infinitesimally low levels of noise and distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e‘Negative feedback’ \u003c\/strong\u003eis used in amplifier circuits to compare the output signal with the input signal and correct errors, in order to control gain and reduce distortion. For sound quality, this is positive; BUT commonly applied, one-size-fits-all ‘global negative feedback’ can also highlight different problems at the same time as solving others – corruption of the error signal, phase shifts, group delay and so on can all have a negative impact on sound quality.\u003cbr\u003eWe recognised that different parts of a circuit benefit from specifically optimised feedback loops and have developed a negative feedback system that is much more accurate than the usual approach. This incorporates multiple feedback paths instead of a global loop, each path optimised for a particular function and working synergistically with the others to deliver optimal overall performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtensive jitter-eradication technologies\u003c\/strong\u003e are applied to the digital stage, including our GMT (Global Master Timing) femto-precision clock and intelligent memory buffer. This represents a total ‘out-of-the-box’ systematic digital solution that solves jitter once and for all.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eDirectDrive®\u003c\/strong\u003e\u003c\/em\u003e equals a direct signal path which means less signal degradation. This direct signal path is unequalled in audio and is the reason why the sound is so ‘true’. An important aspect of the circuit design is its direct-coupled nature (no coupling capacitor is present), achieved without a conventionally applied DC servo.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom OV Series operational-amplifier: \u003c\/strong\u003eThis top-notch component contributes to the extremely low noise, low distortion (0.0001%) and wide bandwidth.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced trench technology MOSFET\u003c\/strong\u003e is used as a muting switch.\u003cbr\u003eThis FET-based switching is handled by a micro-controller, which only ‘wakes up’ when the user changes a setting, thus eradicating any sonically deleterious interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTDK C0G (Class 1 ceramic) capacitors\u003c\/strong\u003e offer high stability and low losses for resonant circuit applications.\u003cbr\u003eGetting ever closer to the theoretical ideal of pure, frequency-constant capacitance, these capacitors reduce capacitor-induced distortion to vanishingly low levels.\u003cbr\u003eThey are pricey but are a perfect addition to our products.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePanasonic OS-CON caps \u003c\/strong\u003etotaling 5,410uF give very-low Equivalent Series Resistance (ESR), excellent noise reduction capability and frequency response characteristics. In addition, OS-CONs have a long-life span and its ESR changes little even at low temperatures since the electrolyte is solid.\u003cbr\u003eThey are not often found in products costing \u003cus\u003e\n\u003cli\u003e\n\u003cstrong\u003eVishay MELF resistors\u003c\/strong\u003e – complex, costly but superior.\u003cbr\u003eThese metal electrode leadless face resistors have excellent accuracy, stability, reliability, and pulse load capability. They provide optimal power rating and pulse load capability. They show some of the lowest noise and distortion of any resistor available in the market, period.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003emuRata control-type\u003c\/strong\u003e, low-ESR high-Q multi-layer capacitors. The ‘ESR control’ aspect of the Murata is something special. Their noise suppression abilities are impressive.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTexas Instruments low-noise ICs \u003c\/strong\u003eoffer great unity-gain bandwidth, very low noise and distortion, high output drive capability, Common-mode and Power Supply Rejection Ratios of over 100 dB, wide maximum-output-swing bandwidths and high slew rates.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/us\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eIn The Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003emicro iDSD Diablo DAC\/amp\u003c\/li\u003e\n\u003cli\u003eLuxurious travel case: iTraveller\u003c\/li\u003e\n\u003cli\u003eiPower 5V AC\/DC adapter\u003c\/li\u003e\n\u003cli\u003e4.4mm Pentaconn to XLR balanced interconnect cable\u003c\/li\u003e\n\u003cli\u003eHigh-quality USB-A audio cable\u003c\/li\u003e\n\u003cli\u003eUSB-A to USB-C charging cable\u003c\/li\u003e\n\u003cli\u003e3.5mm to 6.3mm headphone adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/idsd-diablo-in-the-box.png?v=1732128599\" alt=\"iFi micro iDSD Diablo DAC\/amp | In The Box\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable class=\"tablepress tablepress-id-29\" id=\"tablepress-29\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"row-1\"\u003e\n\u003ctd class=\"column-1\"\u003eDigital Inputs\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003eUSB 3.0 type 'A' (USB2.0 compatible)\u003cbr\u003eS-PDIF (3.5mm coaxial\/optical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-2\"\u003e\n\u003ctd class=\"column-1\"\u003eFormats supported\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003eDSD512\/256\/128\/64\u003cbr\u003eOcta\/Quad\/Double\/Single-Speed DSD\u003cbr\u003eDXD (768\/705.6\/384\/352.8kHz)\u003cbr\u003eDouble\/Single-Speed DXD\u003cbr\u003ePCM (768\/705.6\/384\/352.8\/192\/176.4\/\u003cbr\u003e96\/88.2\/48\/44.1 kHz)\u003cbr\u003eMQA (Decorder)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-3\"\u003e\n\u003ctd class=\"column-1\"\u003eFrequency Response\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e10Hz-80kHz(-3dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-4\"\u003e\n\u003ctd class=\"column-1\"\u003eSNR\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003eBalanced\u003cbr\u003eS-E\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e-120dB\u003cbr\u003e-114dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-5\"\u003e\n\u003ctd class=\"column-1\"\u003eDynamic range\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003eBalanced\u003cbr\u003eS-E\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e120dB\u003cbr\u003e114dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-6\"\u003e\n\u003ctd class=\"column-1\"\u003eTHD + N\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003eBalanced\u003cbr\u003eS-E\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e0.002%\u003cbr\u003e0.001%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-7\"\u003e\n\u003ctd class=\"column-1\"\u003eHeadphone Max Output\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003eBalanced\u003cbr\u003e\u003cbr\u003eS-E\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e\u0026gt;19.2V\/611 mW (@ 600 Ohnn)\u003cbr\u003e\u0026gt;12.6V\/4,980 mW (@ 32 Ohm)\u003cbr\u003e\u0026gt;9.6V\/153 mW (@ 600 Ohm)\u003cbr\u003e\u0026gt;8.8V\/2,417 mW (@ 32 Ohm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-8\"\u003e\n\u003ctd class=\"column-1\"\u003eFixed Audio Output\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003eBalanced 4.4mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-9\"\u003e\n\u003ctd class=\"column-1\"\u003ePower consumption\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003eTurbo\u003cbr\u003eNormal\u003cbr\u003eEco\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e12W\u003cbr\u003e5W\u003cbr\u003e2W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-10\"\u003e\n\u003ctd class=\"column-1\"\u003eBattery\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003eLithium-polymer 4800mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-11\"\u003e\n\u003ctd class=\"column-1\"\u003ePower System\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003eCharging via USB-C (iFi iPower included)\u003cbr\u003eBC V1.2 compliant up to 1900mA charging current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-12\"\u003e\n\u003ctd class=\"column-1\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e166 x 72 x 25 mm\u003cbr\u003e6.5\" x 2.8\"x 1.0\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-13\"\u003e\n\u003ctd class=\"column-1\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e330g (0.73 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-14\"\u003e\n\u003ctd class=\"column-1\"\u003eWarranty period\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e12 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"row-15\"\u003e\n\u003ctd class=\"column-1\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-2\"\u003e\u003c\/td\u003e\n\u003ctd class=\"column-3\"\u003e*Specifications are subject to change without notice.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"iFi","offers":[{"title":"Default Title","offer_id":37895413235902,"sku":"micro iDSD Diablo (US Unit)","price":999.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/products\/micro-iDSD-DIABLO-09x.jpg?v=1762457890","url":"https:\/\/audio46.mom\/products\/ifi-micro-idsd-diablo-dac-amp","provider":"Audio46 Headphone Store","version":"1.0","type":"link"}