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Built in USB interface introduce and driver download:
On sale product driver download:      Amanero combo 384
Discontinued product driver download:      USB-32         Xmos U208

 

Discontinued Products

 

Audio-gd headamp product models had high power output and high gain, they are not suited in ear headphones.

Worldwide Agents:
1. We provide worldwide email technical enquiry and support - audio-gd@vip.163.com
2. Products purchased from our worldwide agents could obtain free local warranty service. For details, please visit the corresponding website below.

Netherlands
http://www.magnahifi.com

France
http://www.audiophonics.fr

Poland
http://www.4HiFi.pl
 http://www.interprojekt.pl

Russia
http://www.hi-audio.ru

Russia
http://www.audiogd.ru/

Russia
http://patefon.ru/brands/audio-gd

Ukraine
https://era-in-ear.com/shop/brand/Audio-gd

Malaysia
starspicker.lelong.com.my

Italy


 Link exchange (Non agent)
 

Vintage Audio World
http://www.vintageaudioworld.com/products/

 

All DACs  process DSD natively. (= No PCM conversion to decode DSD)

All DACs built in latest firmware , without MCLK signal request.

 

R-2R Resistor Ladders DAC/Headamp/Preamp all in one
 

R2R 11
Single Ended All In One

R-28 (Edition 2020)
Balanced All In One

R-27
Balanced All In One


R-2R Resistor Ladders decent DACs
 

R2R 2
Single ended DAC

R-1
Balanced DAC

R-8
Balanced DAC

R-7 (2020 version)
Balanced DAC

R-8HE
Balanced DAC built in regenerative power supply

R-7HE (2020 version)
Balanced DAC built in regenerative power supply

 


ES9028 & ES9038 DAC/headamp/Preamp All In One
 

NFB-11.28
Music Edition

NFB-11.28
Performance Edition

NFB-11.38
Performance Edition

 

D-28
Balanced

D-27
Balanced

 


ES9028 & ES9038 Decent Balanced DACs
 

D-77
Dual ES9038

NFB-7.77
Dual ES9038

AS-1
Ultra low distortion Dual ES9028

 


Headphone Amps and Preamp
 

NFB-1AMP
Balance preamp / Headamp

Master 9
Balance preamp / Headamp

HE-9
Headphone amp/ Preamp built in regenerative power supply


Decent Preamp
 

Master 1
Balance preamp

HE-1
Balance preamp built in regenerative power supply

Vacuum 1
Tube Preamp

Vacuum HE1
Tube Preamp built in regenerative power supply

 


Power amps
 

A1
Balance amp

Master-10
Balance integrated amp

Master-3
Balance amp

Master-2H
Balance mono amp

 

Cables

HDMI kit

PSU-2019

R2R DA module


 

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