Wisdom in mind,   enthusiasm at heart.

Home Products Warranty Shop Contact Us Shipment Chinese


 

R2R 7  
(PCM / DXD / DSD Native support,
USB / RJ45 / HDMI inputs include

Fully Dedicated Discrete Real Balanced R-2R resistor ladders DAC
Built in 4 groups DA-7 R-2R modules
Built in FPGA processor , reject the jitter
DSD , DXD support from
USB / RJ45 / HDMI
32bit / 384K Asynchronous Transfer Amanero Combo 384
with USB isolator
Built in OCC , TCXOs and Hi-End parts ,no upgrade options

    



  

   
   
  

Summarize Use Manual Specs Custom Option Shipping Cost

Please note:
        The product even had burn in over 300 hours before shipping, but based on the other users feedback, it need least another 150 hours burn in for get the steady state, and the best state will be after 1000 hours burn in , it mean another 700 hours burn in .
        The product had easy and simply operate so the Use Manual only post on this page。
         The product had the most neutral sound quality, may can't had the best suite all users personal favorite or original audio systems but users can try to change the inside setting for get other sound flavors, and search the best match .
        There are some spare parts and short jumpers shipping with the unit in the package, please keep them well for future use if necessary.

        The product had the pure class A design, we are not recommend stack other products on its top directly, it need least 3CM room on its top side. Also we are not recommend stack it on the top of other hot products , it should place on the shelf .
        Please power off before connect or disconnect the inputs and outputs .
        Power on the product must had more than the half minute after last power off .
        User open the unit and change the inside setting without lost the warranty , but mean the unit working fine before open the unit.
        For the electric safe, user must pull off the AC power cable before open the product .



 

The display auto dark : 
       
Push into the jumper for auto dark .The display will dark after user stop operate the buttons on front plate .
        Please operate while the unit had power off .
        For safe, user must pull off the AC power cable before take off the top cover.
        After setting the display auto dark, while the display auto dark, there is only one LED light for sign the unit is working.

DSP-1 Jumpers setting


 

Note 1:    ON mean the jumper push on.
              OFF mean the jumper pull off.
              Please power off the unit while change the jumpers for avoid the chip damage by the static electric .
              For safe, user must pull off the AC power cable before take off the top cover.



Note 2:     For the HDMI or IIS input, if the sources or transmit cause the signal had not enough good, the sound had noise or distortion, push into the jumper for fixed the issue.(While USB and SPDIF inputs,this had not function )(If the source signal not good, may can not support up to 384KHz)
 

S2 = OFF

Jumpers Number

Jumper Setting

Functions describing

BYPASS

Inactive (OFF)

Active (ON)

Note 2

PLLEN

Inactive (OFF)

Active (ON)

PLL setting

DITH

Inactive (OFF)

Active (ON)

Data Dithering

 

 8X OS

4X OS

2X OS

NOS

The sound will become smoother and warmer while setting lower oversampling.Default setting in the 8X OS which is the best neutral sound.

IPS0  (OFF)  (ON)  (OFF)  (ON)

IPS1

 (OFF)

 (OFF)

 (ON)

 (ON)

S1

Reserved

ATT0

Reserved

ATT1

Reserved

S2 = ON

Jumpers Number

Jumper Setting

Functions describing

BYPASS

Inactive (OFF)

Active (ON)

Note 2

PLLEN

Inactive (OFF)

Active (ON)

PLL setting

DITH

Inactive (OFF)

Active (ON)

Data Dithering

IPS0

Reserved

IPS1

Reserved

S1

Reserved

  Mode 1 Mode 2 Mode 3 Mode 3  

ATT0

 (ON)

 (OFF)  (ON)  (OFF)

ATT1

 (ON)

 (ON)  (OFF)  (OFF)


IIS definitions:

         Customer can send the different definitions to us for custom order the different definition of the I2S (RJ45 and HDMI ) ,we can promise the product can follow customer's request  but we can't promise the unit can working well with customer's device . If the devices can't working , it maybe had the reason as follow :
1, The I2S cable had bad connect.
2, The I2S cable had wrong wire connect inside.
3, The customer send the wrong definition to us.

Please note: Don't hot push / pull of the I2S cable. Any time must power off the units then push or pull the I2S cable.

 

RJ45 definitions :
Pin 1 :          SDATA
Pin 3 :          LRCK
Pin 5 :          SCLK
Pin 7 :          MCLK
Pin 2,4,6,8 :GND

HDMI definitions :
Pin 1 :        SDATA -                     
Pin 2 :        GND                         
Pin 3 :       SDATA +                    
Pin 4 :       SCLK +                       
Pin 5 :       GND                         
Pin 6 :       SCLK -
Pin 7 :       LRCK -                        
Pin 8 :       GND                         
Pin 9 :       LRCK +
Pin 10:      MCLK +                     
Pin 11:      GND                         
Pin 12:      MCLK -
Pin 13:      NC                            
Pin 14:      NC                           
Pin 15:      NC
Pin 16:      NC                            
Pin 17:      GND                         
Pin 18:      NC
Pin 19:      Auto on control  (Without function in this product.)


 

备案序号:粤ICP备05020367号

版权所有:          何庆华  睿志音响

Copyright(C) 2004   www.audio-gd.com    All Rights Reserved