Gustard U16 - the first USB Interface featuring ESS USB chip
Nov 30, 2018 at 5:16 PM Post #76 of 1,697
well, take $285 as a base price. I can't believe you guys won't mod :wink:.
 
Nov 30, 2018 at 5:29 PM Post #77 of 1,697
well, take $285 as a base price. I can't believe you guys won't mod :wink:.
It is pretty much impossible to even DIY for $285...LOL

Even the clocks, I think it is more expensive than what I assumed....But for it to be able to lock in with DPLL on 07 in my LKS004 and DSD512, that is a huge thing

Found them datasheet on the clocks
http://www.accusilicon.com/AS318BM.pdf

1PPM and -165DB at 10Khz is pretty crazy but only consump 12-13mA, probably not OCXO
 
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Nov 30, 2018 at 6:19 PM Post #78 of 1,697
Comes from my own DIY experiences, the chassis itself is worth $75, the transformer itself is at least $40, the Accusilicon is at least $35 a pieces.....and whatever the heck else...Plus shipping ? I don’t even know how Gustard have this produced for $285 and free shipping

Now, I am starting to think Trade war against the Chinese is pretty stupid .....LoL
Manufacturer like Gustard wont buy one piece and pay full retail price :wink: When you buy 1000 pcs of each item the price is waaaay lower...
 
Nov 30, 2018 at 6:29 PM Post #79 of 1,697
Manufacturer like Gustard wont buy one piece and pay full retail price :wink: When you buy 1000 pcs of each item the price is waaaay lower...
Yeah, I know that pretty much, but it is just crazy to produce such quality at such pricing. The cheap labors in China is unbeatable...well may be by other countries, but not US for sure
 
Dec 1, 2018 at 2:02 PM Post #80 of 1,697
I have placed an order and waiting mine approx. December 10th. One question to existing users if I may, does anyone know if it does upsampling of the incoming signal? I have most of my music in 16/44.1, so it will be good to know if I can upsample to 24/192 through gustard….
 
Dec 1, 2018 at 2:13 PM Post #81 of 1,697
I have placed an order and waiting mine approx. December 10th. One question to existing users if I may, does anyone know if it does upsampling of the incoming signal? I have most of my music in 16/44.1, so it will be good to know if I can upsample to 24/192 through gustard….

Upsampling will have to go through your PC and your software of choice. Gustard doesn’t have a player of it own, and so it will not do so.

The only thing I know is that if you are using WASAPI, you can set upto 384Khz in Windows 10, and so all of my online streaming come out this way. If I use HQPlayer or Jriver, I will need to set the driver and the sample rate myself
 
Dec 1, 2018 at 3:00 PM Post #82 of 1,697
Accusilicon clocks are definitely candidate for swap.

Google translation from chinese: http://www.erji.net/forum.php?mod=viewthread&tid=2122902&extra=&page=2


FireShot Screen Capture #333 - Gustard GUSTARD DDC-U16 digital interface.png
 
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Dec 1, 2018 at 3:12 PM Post #83 of 1,697
Dec 1, 2018 at 3:45 PM Post #84 of 1,697
what cables are you using for the gustard?. I own an old acoustic revive USB and some DIY interconnects with with pure silver 24 gauge, and I don't know if it makes any sense to spend more into interconnects.
 
Dec 1, 2018 at 3:52 PM Post #85 of 1,697
Upsampling will have to go through your PC and your software of choice. Gustard doesn’t have a player of it own, and so it will not do so.

The only thing I know is that if you are using WASAPI, you can set upto 384Khz in Windows 10, and so all of my online streaming come out this way. If I use HQPlayer or Jriver, I will need to set the driver and the sample rate myself

I thought that it would do a hardware upsampling, the same way that the m2tech hiface evo two does. The music software that I use does not do upsampling, furthermore I have noticed that hardware upsampling is better than software upsampling
 
Dec 1, 2018 at 3:54 PM Post #86 of 1,697
Very well built unit, and I confirm that the stock I2S configuration works out of the box with any HDMI cables connecting into LKS004.

I am using HQPlayer and Upsampling on the fly into DSD512 via my I2S by LKS004 and it works !


So far I am able to run : Poly-Sinc-XTR-mp-2s by DSD512 which I was never able to run before with Amanero or Xmos interface of any kinds....

Then I am even able to found DPLL10 that works for other filters, except the very heavy load! Must be my PC limitations


I can even run YouTube and online streaming out of Windows and upscaling it all to 384Khz ! Wow! Technically, this DSP has proven my theory about how important a DSP chip is, by interface and connecting between devices. It is superior to the rest.

What about that sound performances ? Awesome ! Most noticeable is that upper frequencies energy retentions. The density of upper frequencies are with great density and weight but extended well and very defined . The back ground is more quiet, with greater details retrieval, the soundstage hugely benefit and become more immersive (and this is out of the box)...crazy....and only $285 (less than any snake oil cables) LOL! But with huge benefit and real performances gains

Eventhough I have Pinkfaun I2S and OCXO clocks, that thing is only good for PCM. But if you want anything further, DSD and upscaling and so on, this is the way to go.

Usb Cables is Pangea
I2S-HDMI is Pangea
Power cord is DIY Solid Silver
Source is Built PC on board USB (no upgraded card yet)
DAC is LKS004 (Upgraded OCXO clock)
Toward Stax system T2 and 009S

Are u planning to try it on the the R2R7?i want to see if it beats the SU-1 or F1 internal board?!
 
Dec 1, 2018 at 3:56 PM Post #88 of 1,697
I thought that it would do a hardware upsampling, the same way that the m2tech hiface evo two does. The music software that I use does not do upsampling, furthermore I have noticed that hardware upsampling is better than software upsampling
I thought the Evo only does upsampling if it is coming from the CD transport, not USB. The Hydra Z does hardeare upsampling
 
Dec 1, 2018 at 4:39 PM Post #90 of 1,697
what cables are you using for the gustard?. I own an old acoustic revive USB and some DIY interconnects with with pure silver 24 gauge, and I don't know if it makes any sense to spend more into interconnects.

Actually, I have just compared between Pangea USB vs my DIY UP-Silver USB cables (Ultra pure Silver 18AWG per conductor x4). There are perceived improvement in performances, but Pangea isn’t bad as it cost so very little in comparison to my DIY one.

I was previously loving Pinkfaun I2S into my LkS004 and tucked away this Cables for a while and forgot about it lol...thanks for reminding.

I also have Silver Dragon USB cables too, which is very worth buying instead of DIY, highly recommended
 

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