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NFB-15.32
Upgrade the USB interface from NFB-12.1 / NFB-15.1

Discrete  DAC+ Headphone amplifier / Preamplifier
32bit / 384K Asynchronous Transfer  USB-32 Chip
Built in 2 Pieces Hi-end grade WM8741 Chips

Price:  USD235 (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

Please Note:
If user use table computer (PC) , please connect the USB port which is built on motherboard  for the best performance and sound quality playback.
Click to read the USB-32 character                              USB-32 Introduce
Fully  discrete analog stages without any OPA and couple caps in the signal channels.
Non- feedback ACSS analog output stage .

Total of 6 groups dedicated power circuits  are used to purify the power supply.
Applies a custom order ALPS 27 volume pot for reducing channel imbalance and improving on sound quality.
3 channels digital input :
  coaxial /  Optical / USB
DAC output :
  RCA  (User can setting with either variable level as  DAC with preamp combo or fixed output level as dedicated DAC )
Headphone output : 6.3MM SE
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 24Bit/192KHz (coaxial  )
Supports 2X , 4X and 8X oversampling customers setting
High-End grade parts built in , ALPS 27 volume pot , Toshiba optical receiver and transistors , gold plate pure copper RCA sockets ect.


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
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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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