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Audio-gd NFB-15


 225.55 EUR 
Audio-gd NFB-11.32

NFB-15 (ver. 2015)(Since 1th Feb 2015)#

Discrete DAC + Headphone amplifier / Preamplifier
  • 32bit / 384K Asynchronous USB VIA Vinyl Audio VT1731
  • Built in 2 Pieces Hi-end grade WM8741 Chips
  • 9 types digital filter users setting
Main Features
  • 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
  • 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.
S/N Ratio 118dB
Output Level Headphone output : 10V RMS
Variable output : 5V Max
Fixed output: 2.5V RMS
Output power
(Only for headphone.)
3500mW/25 Ω ( 90mW Class A)
1800mW/50 Ω ( 180mW Class A)
900mW/100 Ω ( 360mW Class A)
300mW/300 Ω ( Full Class A)
150mW/600 Ω ( Full Class A)
Output impedance 2Ω/Headphone output
2Ω/DAC output
Input Sensitivity 0.5 Vp-p(75Ω, Coaxial)
19 dBm (Optical)
USB1.1 / 2.0 (High Speed / Full Speed)
Supported Operating Systems (USB) Windows : 44.1kHz to 192kHz music files
OSX : 44.1kHz to 384kHz music files
Linux : 44.1kHz to 192kHz music files
Supported Sampling USB model: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz , 192kHz
Coaxial model: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz ,192kHz
Optical model: 44.1kHz, 48kHz, 88.2kHz, 96kHz (176.4KHz and 192KHz available if the source support)
Frequency Breadth 20Hz - 20KHz (-0.2dB)
3Hz - 350KHz (Analog part)
Power Requirement 1 Version 100-120V AC 50/60 Hz
2 Version 220-240V AC 50/60 Hz
Power Consumption 11W
Package Weight 2kg
Dimensions W163×L210×H42(mm, Fully aluminium)
Accessories AC power cord X1
USB cable X1
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This product was added to our catalog on Tuesday 22 September, 2015.