Assembled WM8741 WM8805 24/192KHZ DAC decoder Optical Coaxial DA


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Price: $96.00


  • Model: a96

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    Assembled WM8741 WM8805 24Bit 192KHZ DAC decoder Optical Coaxial DAC7 Designed by weiliang

    Assembled board with fully adjusted,  you have no need to solder

    we can provide schematics if you need it but sorry there is no any instruction or manual.

    (NEW: This is the new DAC designed by weiliang!
    There are a series of DAC designs by weiliang:  DAC1/DAC2/DAC3/DAC5/DAC6/DAC7/DAC8/DAC9,  if you want other DACs, you can contact me, thanks.)


    Description:

    Input:  Optical and Coaxial+ USB(but you need to buy the USB module,New XMOS usb ( Link))

    Output:  RCA

    >>lnclude 2pcs OPA2604,  you can update the opamp by yourself, there are op amp sockets on the board.

    >>IC chips:  Parallel 2 pcs WM8741 and 1 pc WM8805


    >>Input voltage : AC 15V x 2 + 8-12V x 2

    >>PCB Size : 185 x 135mm


    Package include:

    Assembled WM8741 WM8805 24Bit 192KHZ DAC decoder Optical Coaxial DAC7 x 1

    Upgrade parts options:
        
    Original parts
       
    Options
       
    Upgrade parts
       
    Price
    2pcs OP AMP(OPA2604)
       
    Option (1)
       
    OPA627  (need 2 pcs )
       


    Link
    Option (2)
       
    AD797   (need 2 pcs )
       
    Unit price

    1 pc regular crystal oscillator
       
     
       
    TCXO 1ppm 12M (highly recommend, it will help DAC7 to support 192 more smoothly)
       
    Link here
    12 pcs 104 caps
       
     
       
    WIMA 104/0.1uF 63V (Decoupling capacitors)
       
    US$4
    10 pcs 4700uF caps
       
     
       
    ELNA 4700uF 35V (Main capacitors)
       
    US$25
    8 pcs 33ohm resistors
       
     
       
    WELWYN 33ohm (between chips)
       
    US$3
    USB module
       
    Option (1)
       
    PCM2704
    (support up to 48k, no need driver, more stable)
       
    Price US$14
    Link here
     
       
    Option (2)
       
    CM6631A
    (support up to 192k, need driver, better analysis)
       
    Price US$36
    Link here

    Relative items you will be interested:

    >>This is suitable toroid transformer for the DAC(but only have input 220V), Link here

    Relative items
       
    Details
       
    Price
    Suitable transformer
       
    115V/230V  30VA R-core transformer 15V+15V 9V+9V
       
    Link here
    Suitable Aluminium Case
       
    Size W194xD291xH70(mm)
       
    Link here

    or this

    Better case here

    Finished DAC7 board in case
       
    Well assembled with tested,
    Ready to use, we can wire transformer for you to suit voltage in your country
       
    Link here
    headphone amplifier board
       
    Mini size headphone amp ref SOLO
    (There are headphone output function on the DAC7, but you need our headphone amp)
       
    Link here

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