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NFB-1DAC (ES9028Pro)

Dedicated Discrete Fully Balanced DAC
DSD , DXD support from USB and I2S
32bit / 768K Sabre ES9028Pro
32bit / 384K Asynchronous Transfer  XMOS U208 Chip


Summarize Use Manual Specs Custom Option Shipping Cost

Use Manual:

Click to review : RJ45 and HDMI pin definitions

Setting button:
The output voltage level can select between 2.5V +2.5V (XLR) and 1.25V +1.25V (XLR), which suits different amps . 
        H: High voltage level output. 2.5V +2.5V (XLR) or 2.5V (RCA).
        L: Low voltage level output. 1.25V+1.25V(XLR) or 1.25V (RCA)

The display auto dark :  Push into the jumper is auto dark .Please operate the jumper while the unit power off .

DSD / PCM support from I2S input :
The DSD/PCM support not only from the USB input, but the I2S input.   The NFB-1 can detect the I2S input signal, if input DSD signal, it will auto to remove the DSD pop noise while select the DSD track .

Digital filter setting:

47K Push Into Push Into
50K Pull Off Pull Off
60K Pull Off Push Into
70K Push Into Pull Off
   FIR_0  FIR_1 FIR_2
Fast roll-off,  Linear: Push Into Push Into  Push Into
Slow roll-off, Linear: Push Into Push Into Pull Off
Fast roll-off, Minimum: Push Into Pull Off Push Into
Slow roll-off, Minimum: Push Into Pull Off Pull Off
Fast roll-off, Apodizing: Pull Off Push Into Push Into
Fast roll-off, Hybrid: Pull Off Pull Off Push Into
Brickwall filter: Pull Off Pull Off Pull Off



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