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 The next USB DAC, come on guys let's guess it!, Powerful DAC in small size!

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gabanyayaya
post Dec 18 2010, 12:31 AM

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boy someone here is really desperate for a usb dac..... tongue.gif
gabanyayaya
post Dec 18 2010, 12:37 AM

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chchyong89

don't you want to bring some usb to digital interface......????
gabanyayaya
post Dec 18 2010, 01:30 AM

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just wondering can i2s data from the on board PCM2706 be hacked to another dac..???
gabanyayaya
post Dec 18 2010, 01:50 AM

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QUOTE(jazzy939 @ Dec 18 2010, 02:40 AM)
Hmmm I see where you're getting at.. wink.gif
Surely it is (electrically) possible to 'tap' the signal from the PCM2706 and port it elsewhere.. hmm.gif
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tapping the signal is easy but if i follow this path i need to design a special switching circuit for switching between i2s data from dac receiver and i2s data from this usb board to my dac chip...
gabanyayaya
post Dec 18 2010, 01:52 PM

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chchyong

better build one demo set first....set up a small TT and let someone who craving so much for this to come and witness its potential.....I know a very well suited place to host this session brows.gif .....
gabanyayaya
post Dec 18 2010, 06:56 PM

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chchyong89

keep promoting. I might joint in the GB after have some listening test for this dac soon...!!!

BTW what about the psu needed???? how much voltage and current needed......5V like usual ????

I already have the best psu configuration in my head right now together further mods that can be apply to this dac... smile.gif

So it's true that we can extract i2s data from this dac and omit the dac chip???
gabanyayaya
post Dec 18 2010, 10:05 PM

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what would it be.... pcm 2707 ???
gabanyayaya
post Dec 20 2010, 09:50 PM

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QUOTE(jazzy939 @ Dec 20 2010, 10:38 PM)
Couple of weeks to go.. patience... laugh.gif
4 holes for what?
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for pcb stand lah...!!! blink.gif

ya lah only 44.1 and 48khz/16bit only....no 196/24.. sad.gif
gabanyayaya
post Dec 21 2010, 10:42 AM

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QUOTE(studwo @ Dec 21 2010, 09:04 AM)
Is it possible to include a proper 24 bit input in this thing.. I am willingly to pay extra upto a reasonable amount.
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if it's tru using pcm2707/6 then it's impossible for 24bit data....16bit red book standard only...you need another converter with other type of chip

this might help you

http://www.audiophilleo.com/comparison.aspx

This post has been edited by gabanyayaya: Dec 21 2010, 10:44 AM
gabanyayaya
post Dec 21 2010, 07:19 PM

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I'm still puzzling about the price.... hmm.gif
gabanyayaya
post Dec 25 2010, 02:02 PM

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QUOTE(chchyong89 @ Dec 25 2010, 04:54 AM)
Here is the layout of the final version tongue.gif I have tested the prototype for a week, what i can say is, it really out of my expectation, wm8501 sound really well that's audiophiles will like it!

user posted image
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chchyong89

any option selling this without the dac chip....???? or half kit, quarter kit.... tongue.gif

psu requirements...?????

you cam pm me the details if wanna keep quiet....

This post has been edited by gabanyayaya: Dec 25 2010, 02:04 PM
gabanyayaya
post Jan 6 2011, 11:36 PM

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QUOTE(iXora.ix @ Jan 6 2011, 11:32 PM)
oh.. so we need the amp to unlock the powaar klah..
did chchyong  sells amp also?
so that mean Miniature TA2024 T-AMP can use with this?
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it means that you need a t-amp for it and jazzy have it for you.... biggrin.gif
gabanyayaya
post Jan 22 2011, 04:07 PM

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QUOTE(March05 @ Jan 22 2011, 03:03 PM)
What's up? hmm.gif
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wow we have a new comer. How come a TT Taikor in this thread. Bro March, are you going to venture to a new 'territory' the digital world....???


For those who just got the DAC, is there anybody wanted to get their hands dirty??? There's a LOT potential to mod this little board. Clocks, psu, usb etc etc....

gabanyayaya
post Jan 22 2011, 06:16 PM

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QUOTE(March05 @ Jan 22 2011, 06:20 PM)
Not a chance! This `digital stuff' all very virtual and synthetic only.  whistling.gif

Actually, I was looking for a casing for my still bare TA 2022 amp, wondering if chchyong89 got something suitable for me. So I just drop in for a look see lah.
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that is so long time ago. still haven't finish yet...?
gabanyayaya
post Jan 22 2011, 07:21 PM

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QUOTE(March05 @ Jan 22 2011, 08:15 PM)
Yalah, I'm just not cut out to be a DIYer, I guess. Anyway, I did finish getting the TA2024 cased more than a year ago, but finding a big enough case for the older twin pair of TA2022s is a little bit harder. Not that I looked very hard, I have to admit.  blush.gif

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Getting ready for the TT day right...

gabanyayaya
post Jan 22 2011, 07:48 PM

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QUOTE(jazzy939 @ Jan 22 2011, 08:28 PM)
Are we having a tt marathon or what?
Tt and t-amps and 'other surprises'? tongue.gif
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surprises...yes bring along this Wolfson DAC so it could be a good test ground for those who want to experience it.
gabanyayaya
post Jan 22 2011, 10:49 PM

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QUOTE(jazzy939 @ Jan 22 2011, 10:51 PM)
Ooops wrong thread!  blush.gif
Heyy, what happened to my/your passive 'attenuator'? hmm.gif

Okay, I'll bring along something alright.. that tubey is kinda 'unfinished'.. still stuck in 'beta' testing mode.. laugh.gif
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jazzy

you need to be productive lah.... too many outstanding diy job. hopefully the usd dac won't having the same hiccups.... shakehead.gif

gabanyayaya
post Feb 13 2011, 06:42 PM

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now days audio manufacturer like to use a goofy names for their product...weird lah....

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