R2R DA M1 Ultracap powered build
Jun 18, 2017 at 4:02 AM Post #91 of 229
wck,mck in lvds its not sclk.Somebody can help?
 
Jun 18, 2017 at 4:14 AM Post #92 of 229
IMG_5856.JPG
 
Jun 20, 2017 at 11:09 PM Post #93 of 229
-No matter how grungy, noisy and inconsistent the AC coming out of your wall happens to be, you will never hear anything less than utterly quiet, perfectly detailed sound.
-Absolutely Zero AC hum and noise for a completely “black” background from which the subtlest musical information emerges with perfect clarity.
-No need for expensive power conditioners, “audiophile” power cords or dedicated power lines.
- Super high current supply – as there is no AC to DC conversion inside the component, no transformers or bridge rectifiers that choke instantaneous current and make noise. You will enjoy greater dynamics with tight, precise bass response along with more open and extended treble.
-Lifespan rated at 1,000,000 cycles (compare that to 2,000 cycles for the best Lithium battery topologies). You will never need to replace the ultracapacitors and will enjoy a lifetime of use.
-Maintenance free.
-Cleanest, high-current DC power supply yet!
:L3000:
 
Jun 21, 2017 at 10:19 AM Post #94 of 229
12 rail u caps work perfectly.....
 
Jun 24, 2017 at 4:06 AM Post #95 of 229
Source test
-win10,Ao,Hq player,Li-ion batt,singxer f1 u caps
Vs
Consonance X5(Rpi2)Ucaps 5v, i2s out

X5 won.
better microdetails
 
Jul 3, 2017 at 6:10 AM Post #96 of 229
That is good news, and, even with standard crappy I2S-direct out from RPI, can you imagine how it can sound with isolator + FIFO reclocker ? :)
 
Jul 3, 2017 at 12:46 PM Post #97 of 229
I cant .bcose rpi i2s don't want work anymore.i use now xingxer f1 with u caps.
 
Jul 3, 2017 at 9:58 PM Post #98 of 229
God damn it. I may be obligated to build one of these. I like how you converted your NFB-1 chassis into a housing for this DAC.
Coincidentally I destroyed my NFB-1 in an accident while prototyping one of my amplifiers.
Firstly, how does this dac sound in comparison with the NFB-1?
Secondly, is there some kind of schematic or instructional guide for this dac of yours?
 
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Jul 3, 2017 at 10:17 PM Post #99 of 229
"Firstly, how does this dac sound in comparison with the NFB-1?"
My great sounding nos 7 on SALE.Disassembled nfb1 components somewhere in the corner.
sound more lifelike than other dacs.
some schematic...later...
 
Jul 3, 2017 at 11:10 PM Post #101 of 229
super regs mean ultra low noise regulator?
yes,lt 3042+ultracaps sound also good.i dont think better,maybe little bit worse or just different.
who knows with new sabre witch combination better .
one thing is sure,trafos,diodes,ldos sound much worse
 
Jul 3, 2017 at 11:55 PM Post #103 of 229
uptone audio LPS1-best psu this time
other hiper super .....no comment
 
Jul 4, 2017 at 2:33 AM Post #104 of 229
Balazs meant to say:

The Ultracaps do sound superior to all other psu's, even Class-A (Shunt regs) from AGD, LT3042 based psu's and others.
LPS-1 is somewhat on par, but theoratically should sound worse because of the use of regulators AFTER the ultracaps
which destroys ESR and buffer capacity, and it limits current. The used ultracaps can deliver 63 Amps pulse, and 11 Amps continously!!!!!!
And, don't forget, if powering a dac-chip, you need to power EVERY voltage rail seperately, so, if you wanted to use LPS-1,
you would need a bunch of them, depending on the structure of your dac-chip.
 

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