Massdrop x Airist R2R DAC Review

Published: 06 November 2019
on channel: Passion for Sound
11,164
357

Massdrop's collaboration with Airist to produce an R2R style DAC has resulted in a DAC that measures very poorly, but sounds great!

Want to buy one? Here's a link to Drop.com
https://massdrop.7eer.net/VeG03

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SPECS (direct from Drop site)
Ladder width: 24 bits
Decoding format: Sign-magnitude
PCM formats: Up to 24 bit/384 kHz over USB or 24/192 over coaxial/optical
DSD formats: DSD64/128 over USB and S/PDIF if native DSD stream, DSD64/128 over USB using DoP, DSD64 over S/PDIF for DoP
DSD method: Converted to PCM
Filters: Linear-phase FIR
Galvanic isolation: Yes
Clocks: Low phase-noise NDK
Frequency response, 20 Hz–20 kHz: +/-0.1 dB
THD+N at 1 kHz: 0.08%
SNR: 118 dB
Crosstalk at 1 kHz : -120 dB
Maximum output: 2.5 VRMS
USB controller: XMOS XU208
Inputs: USB, coaxial, optical
Output: RCA
Dimensions, L x W x H: 8.1 x 8.1 x 1.2 in (207 x 206 x 30 mm)
Length with buttons and RCA port: 8.7 in (220 mm)
Height with feet: 1.5 in (39 mm)
Weight: 48.2 oz (1,366 g)

I do not specifically endorse or disagree with any of the following reviews, but share them for context.
Airist R2R measurements: https://www.audiosciencereview.com/fo...
Topping D50s measurements: https://www.audiosciencereview.com/fo...


PASSION FOR SOUND GEAR LIST
(Affiliate links to Amazon and Apos Audio help to support the channel - thank you!)

Desktop Sources
Playback software: Roon https://roonlabs.com/r/St5em2YsbUqGXc...
Primary DAC: Chord Hugo TT2 https://tinyurl.com/y4vys4zq with Chord M-Scaler https://tinyurl.com/y6hcm3kw
Secondary DAC for active speakers: Topping D50s https://amzn.to/2T2GExr upgraded with Muses02 op-amp https://amzn.to/2FtPmNj
USB cables: AudioQuest Diamond https://amzn.to/35AX4Qf and AudioQuest Coffee https://amzn.to/3059qiA

Active Speakers
Bang & Olufsen BeoLab 3 Speakers

Amps
Massdrop x THX AAA 789 Amplifier https://massdrop.7eer.net/J0xWa
Bottlehead Mainline DIY kit tube amplifier https://bottlehead.com/product/mainli...
Burson Audio FUN: https://www.bursonaudio.com/products/... with Sparkos Labs SS3601 op-amps: https://sparkoslabs.com/product/singl...

Headphones
Open: Meze Audio Empyrean https://tinyurl.com/y6gfyquz
Open: Focal Clear https://amzn.to/37Ihgky
Semi-open: Beyerdynamic DT880 Premium LE massdrop.7eer.net/L6633 or https://amzn.to/3bBg7xs
Closed: AudioQuest NightOwl Carbon (these may have been discontinued)
Closed: Audio Technica ATH-M50x https://amzn.to/2Y2NeXo
Closed: Meze Audio 99 Neo https://tinyurl.com/y2zjd6wm

Portable
Phone: Samsung Galaxy S10+ https://amzn.to/37MzTUA
DAC for phone: Audioquest Dragonfly Cobalt https://amzn.to/36AzpAB
Digital audio player: Astell & Kern AK240 Stainless Steel https://amzn.to/2ZluP70

Earphones
Audiofly AF1120 Mk2: https://amzn.to/2ZoTuHZ
Noble Kaiser 10 custom IEM (discontinued) - universal version available via Drop https://massdrop.7eer.net/vkaWy
SIMGOT EN700 PRO https://amzn.to/304xO3R
Shozy Form 1.4 https://amzn.to/3cIL0Az or massdrop.7eer.net/499YL

Bluetooth Headphones
Nuraphone https://amzn.to/2N7G2Tu


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