Audioengine D1 DAC/ Headphone Amp (Playback 54)

More Than A DAC, It's a Desktop Audio "Starter Kit"

On my own, far more conventionally done, live concert recordings, the Audioengine D1 delivered enough information to keep me fully involved, yet confident enough to make critical judgments about mic placement. Listening to my recordings of The Deadly Gentlemen through the same Ultimate Ears Reference In-ear Monitors I used when I made the recordings got me almost as close to the original event as the far more expensive Empirical Audio Off-Ramp 4/Stello Eximus DP1 DAC/Pre combo. Almost. Considering the price differential—$169 verses around $4500, that’s scary-good performance from a piddly little box…

 

CONCLUSION

As I wrote at the beginning of the review, I fully expected the Audioengine to be good, but I never thought it would be as much of a sonic overachiever as it turned out to be. With a useful feature set that includes a very serviceable headphone amp, a variable output line level so it can be used without a preamp, 96/24 capabilities, and a price-tag under $170, the Audioengine D1 is a fabulous first step towards great sound.

Consider this DAC if:

• Optimal sound quality on a budget is your primary criteria for purchase.
• Size and easy portability matter.
• You need a DAC that includes a headphone amp and variable outputs.

Look further if:

• You need a USB DAC that also has a Coaxial S/PDIF input or a digital output.
• You require a DAC capable of 192/24.
• You want a DAC with multiple analog outputs.

Ratings (relative to comparably-priced DACs):

• Design & Features: 9
• Tonal Balance: 9
• Timbral Purity: 9
• Detail & Resolution: 9
• Imaging/Soundstaging: 8
• Dynamics: 8
• Value: 9

 

BOTTOM LINE

For less than what you’ll probably pay for the cables to connect it to your power amp or powered speakers the Audioengine D1 delivers strikingly articulate and musical sound over a standard USB connection. As a first computer audio upgrade the D1 makes a savvy choice, especially for anyone who wants to assemble a far better than stock computer audio system on a limited budget.

 

SPECS & PRICING

Audioengine D1 DAC
Inputs: USB (type 1.1 or above)/Optical (SPDIF)
Outputs: One stereo analog (via RCA jacks) /one headphone output via 3.5mm mini-jack
D/A converter: AKM4396
Optical receiver: CS8416
USB controller: TI1020B
Full-scale output: 2.0V RMS (RCA and Headphone)
Output impedance: 47 ohms RCA, 10 ohms headphone
Power source: USB 5V, optional AC power supply
Power requirements: 200mA
USB power filtering: 2-stage redundant regulation
SNR: >110db
THD+N: <0.002%
Crosstalk: <-85db
Frequency response: 10Hz - 25KHz +/- 0.5db
Input bit depth: up to 24 bits
Input data rate: up to 192KS/s (optical), 96KS/s (USB)
Dimensions (H x W x D): 1” x 3.5” x 4”
Shipping weight: 1.0lbs (0.5kg)
Included accessories: USB cable, 2ft; Setup Guide; Microfiber bag
Warranty: three years—also 30-day money back guarantee
Price: $169

Manufacturer
AUDIOENGINE
(877) 853-4447
www.audioengineusa.com

Comments

pjaizzz@yahoo.com -- Thu, 03/08/2012 - 15:54

Thanks for posting this great review Steve! One thing that is mildly confusing is that you mention the 24/192 capability, albeit through the optical spdif input, but mention in your summation to look elsewhere if you seek that sort of input. I know many computer users use USB outputs, but many of us do have Optical out capability on our sound cards. One of TAS's earlier mags mentioned how USB outputs can compromise the sound (your buzzing issue perhaps??), so I have opted to use optical outs from the card only. But based on your review, I am buying this unit!
Just want to clear up this possible misconception.

Steven Stone -- Thu, 03/08/2012 - 19:37

Hello pjaizzz,

My Mac only supports up to 96/24 via Toslink (according to the Midi Control panel.) Some devices will output 192 via Toslink, but they are few and far in-between. I have never seen one. Most specs I see for Toslink have a 96/24 upper limit. So far it seems the 192/24 spec serves more as a potential input capability than universal spec.

Steven Stone
Contributor to The Absolute Sound, EnjoytheMusic.com, Vintage Guitar Magazine, and other fine publications

Steven Stone -- Thu, 03/08/2012 - 21:35

Regarding which output from your computer to use - USB or Toslink. I would try both and see if you hear a difference. USB 2.0 will support 192/24 (but the D1 only supports 96/24 via USB). For Toslink, check the sound control options in your operating system to see what the specs of your sound card are - I suspect they will be 96/24 via Toslink.

Steven Stone
Contributor to The Absolute Sound, EnjoytheMusic.com, Vintage Guitar Magazine, and other fine publications

MikeMercer -- Fri, 03/09/2012 - 11:38

Steven,

The D1 surprised the S---! out of my as well. I've been rockin' the D1 and D2 for months and both have far exceeded my expectations. I ended up using the Nordost Blue Heaven USB cable on my D1 (may sound like overkill, but the combo is TERRIFIC) and the new WyWires LITESPD on my D2. I've NEVER heard bass definition like that from a wireless DAC.

and, the D1 actually handled my Audeze LCD-3's!!!! Sure, it could use more gain, but that's saying a ton for the price.
Plus - they NAILED the form factor.

Informative and a great read as always

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