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291.02 EUR
 on stock
NFB-11 (ver. 2015)(Since 1th Feb 2015)#
Discrete DAC + Headphone amplifier / Preamplifier
- 32bit / 384K Asynchronous USB VIA Vinyl Audio VT1731
- 32bit / 192K Sabre ES9018
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
- USB Audio Class 2 High-speed Input from Windows/MAC/Linux
- Supports High/full speed Asynchronous Transfer Mode up to 384kHz/32Bit ability
- Resolutions support 16/24/32 bit with sampling rate support 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz
- Supports up to 32Bit/192KHz (coaxial, USB)
- High-End grade parts built in
- ALPS 27 volume pot
- Toshiba optical receiver and transistors
- gold plate pure copper RCA sockets etc.
| 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 |
12W |
| Package Weight |
2kg |
| Dimensions |
W163×L210×H42(mm, Fully aluminium) |
| Accessories |
AC power cord X1
USB cable X1 |
This product was added to our catalog on Tuesday 30 October, 2012.
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