心睿 · 志远

NFB-28 (2014版 )(DSD / DXD )(Since 1st May 2014)
全分立件真正平衡DAC + 真正平衡耳放/ 前级
具有XLR / RCA 模拟输入
支持DSD / DXD (USB)
32bit / 384K Sabre ES9018  
32bit / 384K 异步传输 USB-32 芯片

Specifications might subject to change without prior notice for product improvement.

S/N Ratio

>120DB 
　

Output impedance
　

2 ohm

Output Level
　

 Headphone output : 19V RMS (balanced , max)
Preamp Variable output (balanced) : 10V RMS (max)
Preamp Variable output (RCA) : 5V RMS (max)
Fixed output (balanced): 5V RMS
Fixed output (RCA): 2.5V RMS
ACSS： 2MA+2MA

Headphone amp output power level
(Only for  headphone.)
Balanced mode

8000MW /  40 ohm
 3500MW  /  100 ohm
1200MW / 300 ohm
600MW  /  600 ohm

Digital Input Sensitivity

0.5 Vp-p(75 Ohms, Coaxial)
19 dBm (Optical)

Frequency Response (DAC +AMP)

20Hz - 20KHz （<-0.05DB）

Support Operate Systems (USB)
　

Windows, Mac

Support Sampling

USB model: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz , 192kHz, 352.8kHz,384kHz
 Coaxial model: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz ,192kHz
Optical model: 44.1kHz, 48kHz, 88.2kHz, 96kHz

Power Requirement

Version 1: 100-120V  AC 50/60 Hz
Version 2:  220-240V  AC 50/60 Hz

Power Consumption

25W

Package Weight

Approximately 5KG

Dimensions
　

Approximately W240 X L360 X H80 (MM, Fully aluminium ) 

Accessories

AC power cord            X1
USB cable                X1
Mini remote controller  X1