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NFB-3.33]USB applied USB-32^
Dedicated Discrete DAC

32bit / 384K Asynchronous Transfer  USB-32 Chip
Built in 2 Pieces Hi-end grade WM8741 Chips
Class A PSUs applied

Price:  (Exclude shipping cost)
NFB-3.33 : USD349 Promo
Accessories : Power cable and USB cable . If customers want optical cable please inform while place the order .

                 

                        
Summarize Use Manual Specs Technology Detail Custom Option Shipping Cost


Click to read the USB-32 character                              USB-32 Introduce
What's new in the NFB-3
.33 :
The NFB-3
.33 upgrade the transformer to R-core , redesign the parameter keep the sound more neutral and detail  with sweet flavor.


Fully discrete analog stages without any OPA and couple caps in the signal channels.
Non- feedback ACSS analog output stage .
Class A power supplies , Total have 7 groups PSUs and 30,000 UF Audio caps for power supplies.

3 channels digital input :
 RCA coaxial / Optical / USB
DAC output :
  RCA / ACSS
USB Audio Class 2 High-speed Input from Windows / MAC / Linux 
Supports High / full speed Asynchronous Transfer Mode up to 384K / 32Bit ability .
Resolutions support 16 / 24 / 32 Bit with sampling rate support 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz ( USB  )
      
Supports up to 24 Bit/192KHz ( SPDIF  )
Supports 2X , 4X and 8X oversampling customers setting
Memorizes all settings and it could resume the last settings when power on.


Sound Characteristics: 
   
"Neutral but smoothness sounding ,it doesn't sound skeletal or digital (or metallic). There's meat aplenty on them bones . It's a sigma-delta DAC chip implementation without the dryness, neutrality without the emotional disconnection" - John Darko
Note:
          
The S/PDIF interface uses WM8805 (up to 192KHz) in default. If you want to replace it with the DIR9001 (up to 96KHz) without additional charge, please tell us when you place order.
Feedback :
John Darko review the NFB-2.2
http://www.digitalaudioreview.net/2012/03/audio-gd-nfb-21-dual-wolfson-wm8741/

http://www.head-fi.org/forum/thread/512856/audio-gd-nfb-2-nfb-3-delivery-impression-thread/30
http://www.digitalaudioreview.net.au/index.php/audio-reviews/digital-source-reviews/item/177-audio-gd-nfb-2-dac-19-series

http://www.head-fi.org/products/audio-gd-nfb-2-and-nfb-3/reviews

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What are the differences between these popular DAC chips:
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@ Dual WM8741 ES9018 AD1955 AD1852 WM8740
SNR 128 DB (Mono) 120 DB 120DB 114DB 117DB
DYNAMIC RANGE 128 DB (Mono) 129 DB 120DB 114DB 117DB


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