MULTIMEDIA

Audioquest Dragonfly – USB DAC/Headphone AMP

10/25/2012 9:16:21 AM

When a manufacturer hands us a USB stick, it’s usually crammed full of press releases or images of their latest wares. But not the DragonFly. Crammed into this petite frame is not only a DAC (digital-to-analogue convertor) but a headphone amp, too.

So, what does this mean for you? Well, you can plug the stick into the USB socket of any computer (Mac or PC) and turn it into a fully functioning hi-fi system – it’s as simple and elegant as that.

Description: AudioQuest DragonFly

AudioQuest DragonFly

First, though, you’ll need to go into your computer’s audio setting and set it to output sound through its USB socket (this is all explained in the DragonFly’s instruction booklet). Once it’s all adjusted, plug a pair of headphones into the 3.5mm socket on the other end of the stick and away you go. You’re now streaming music from your hand drive, bypassing your computer’s DAC and using the high-grade convertor in the DragonFly instead. Whether you’re a serious audiophile or a relative novice, it’s ridiculously easy to use.

Top-notch design and execution

The DragonFly even piggybacks the volume control of your music player’s software, so there’s no need for any external volume knob – or any other controls. This allows both DAC and headphone amp to be squeezed into such a small space; in the portability stakes, the DragonFly takes some beating. You even get a small pouch in the box to protect that matt finish.

File support is extensive: the DragonFly can play up to 24-bit/96kHz audio files natively and can even handle those hard-to-find high-res 24-bit/192kHz files, although these have to be downsampled to 24-bit/96kHz during playback. To produce a more accurate sound from your music files, the USB socket supports asynchronous data transfer (see Jargon Buster, below).

Description: It might be small, but the DragonFly’s design, execution and presentation are all top-notch

It might be small, but the DragonFly’s design, execution and presentation are all top-notch

It might be small, but the DragonFly’s design, execution and presentation are all top-notch. Despite the stick’s tiny and delicate-looking exterior (it measures just over 6cm in length), it’s actually quite weighty in the hand, while the classy finish feels smooth to the touch. The logo lights up in different colours to indicate the type of file being played (see Colours are calling, above).

In use, the DragonFly serves up an open, spacious sound, packed full of detail. The difference between using this and the headphone socket on an Apple MacBook Pro, say, is day and night.

Play something like Ludovico Einaudi’s piano piece I Giorni to get started and each note sounds clear and purposeful. Even when you make the jump down from a WAV version of the track to a 320kbps MP3 rip, the DragonFly still breathes life into the compression, maintaining the track’s impressive sense of graciousness and emotion.

Simply appealing

Switch to the opposite end of the musical spectrum with some good old Guns N’ Roses and Don’t Cry, and there’s weight, agility and solidity to drums, finesse to Slash’s fine axework, and the DragonFly does a fantastic job of communicating Axl Rose’s gritty vocal tone perfectly.

USB DACs are nothing new, but all the ones we’ve seen to date are less portable than the DragonFly, even though some are capable of producing excellent sound. It’s the simplicity of Audioquest’s design and the quality of the sound here which take the appeal of this kind of device to a new level. And this makes us quite excited for the future of hi-fi…

Colours are calling

The glowing dragonfly logo isn’t just for show – it also lets you know the sampling rate it’s working at. Green is 44.1kHz, blue is 48kHz, amber is 88.2kHz and magenta is full-fat 96kHz.

Use it with

AKG K451

These $120 portable on-ear headphones sound the business.

Jargon Buster: Asynchronous

The DragonFly features an asynchronous USB connection. A DAC is likely to contain a clock that’s much more accurate than the one in your computer. It tells the PC when to send data, rather than the computer supplying it whenever it wants (usually inaccurately) – which means the timing of the digital signal is far more accurate, and jitter levels (digital timing errors) are lower. Theoretically, this means better sound quality.

Details

Price

$322.5

Ratings

5/5

 

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