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[解碼器] 1794 NOS DAC with USB - D.I.Y.

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發表於 2013-8-15 00:16:27 | 顯示全部樓層 |閱讀模式
本帖最後由 ok102006 於 2013-8-15 00:54 編輯

DDDAC-1794-mk1.jpg
DDDAC-1794-eerste-versie-in-het-audiorek.jpg

Info : http://www.dddac.com/sales_1794.html
24bit/192

With Amplimo toroidal transformer of 12 volts and a Tentlabs power module.

DDDAC-1794-kit2.jpg

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If not using Amplimo toroidal transformer, can D.I.Y. the power supply too.
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8.jpg 7.jpg

Now add the case...
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Okay, more details here, you need to translate it from Dutch.
If you are using Google Chrome browser, right click the mouse and select translate to English.
http://www.audio-creative.nl/hifi/dddac-1794-nos-diy-dac-deel-1/
and
http://www.audio-creative.nl/hifi/dddac-1794-nos-diy-dac-deel-2/

Enjoy DIY~ 000 tea.gif

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發表於 2013-8-15 00:21:54 | 顯示全部樓層
請問 ok兄 這套DAC有甚麼特點呀?
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發表於 2013-8-15 00:25:56 | 顯示全部樓層
本帖最後由 iwantbd 於 2013-8-15 00:27 編輯

I2s

••••
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 樓主| 發表於 2013-8-15 00:27:56 | 顯示全部樓層
本帖最後由 ok102006 於 2013-8-15 01:08 編輯

it is NOS - more open, natural and detailed sound
it is DIY - fun, cheap
usb input is using I2S for the DAC - best connection at the moment
take away the two cap, and you can convert the output to - balanced
24/192 - usually old NOS DAC is only for 16 bit
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發表於 2013-8-15 00:49:45 | 顯示全部樓層
Look so good this product....how about the voice
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 樓主| 發表於 2013-8-15 01:00:53 | 顯示全部樓層
本帖最後由 ok102006 於 2013-8-15 01:15 編輯

it said its sound is better than the Metrum Octave version I dac

but since it is DIY, you can always improve it, for example, changing the output cap to better grade, using better power supply, better internal cables, etc.

the usb is powered by the usb cable, so it can improve by using a better power supply

so all come to this

construction_large_10.jpg

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發表於 2013-8-15 12:43:19 | 顯示全部樓層
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發表於 2013-8-15 17:44:20 | 顯示全部樓層
ok102006 發表於 2013-8-15 01:00
it said its sound is better than the Metrum Octave version I dac

but since it is DIY, you can alway ...

May I bring my ud-501 to your home for comparison?

Your DIY is so cool!!
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 樓主| 發表於 2013-8-15 22:11:13 | 顯示全部樓層
本帖最後由 ok102006 於 2013-8-15 22:15 編輯
bigjohnx 發表於 2013-8-15 17:44
May I bring my ud-501 to your home for comparison?

Your DIY is so cool!!


Not by me, I am not that good enough

The project is by a German (his English is very good, some Germans won't speak English at all).

Go to his web page, it will tell you this project from the beginning to end, very details, very interesting to see, even includes how to install Windows drivers/testing graph results/home listening/etc...just click the link at the end of each page to continue.
http://www.dddac.com/dddac1794.html

The installation steps are from another web page owner who bought the DIY kit, it is by a Dutch, so you may need a translator to view.

I saw many DAC DIY project before, but this one is very professional, from the clear markings on the PCB, it just give you confident that it will sound good (maybe the PCB is made in Germany?), and that is why I share it here.

I think you can buy it on-line and ship to HK too and have fun with it.

dac_delay_large.png
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發表於 2013-8-16 14:26:57 | 顯示全部樓層
German, DIY, great
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