Audio-GD DI-20
Jan 13, 2020 at 7:11 PM Post #661 of 5,351
Its too overpriced. I think Vodka is very good variant. AES/EBU with same quality as vodka costs 3-4 times more


And what about connecting with di-20? how can you connect two usb plugs to di-20 to disconnect one of them later?
I think this uptoneaudio adapter can help to turn off usb power. But turning it on and off for each computer restart is annoing

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Anybody tried to connect pc with di-20 without usb bus?

I have a my computer connected ISO Regen feeding my DI-20HE with the above Uptone adapter. The Vbus switch is permanently off for me, I never have to turn it on when restarting the PC or DI-20.
 
Jan 13, 2020 at 7:30 PM Post #662 of 5,351
I have a my computer connected ISO Regen feeding my DI-20HE with the above Uptone adapter. The Vbus switch is permanently off for me, I never have to turn it on when restarting the PC or DI-20.
GREAT NEWS)
do you have pci-e usb card for audio output by usb?
 
Jan 13, 2020 at 8:14 PM Post #663 of 5,351
GREAT NEWS)
do you have pci-e usb card for audio output by usb?

Yes I do. SOTM tX-USBexp powered by ebay Minishow 7v LPS. I lucked out and picked up the SOTM card used for a really good price.
It is a recent addition and definitely an improvement from the motherboard usb,, but with the ISO Regen my motherboard USB still sounded pretty good.
 
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Jan 13, 2020 at 8:51 PM Post #664 of 5,351
On the other hand, I've just tried on the DI-20 the HDMI I2S and the AES/EBU outputs. All the system remained the same during the test, just switching inputs on my R8 DAC with both cables connected. The cables used were a 2.1 HDMI 8K 0.3m long chinese cable (I think the one @FredA recommended) and a fake chinese Nordost Odin XLR 1m long cable (wich I must say also sounds very nice as XLR).
Well, the AES/EBU input was a clear winner, as @FredA and @DACLadder anticipated. What I noticed the most was improved instrument separation and 3D pin point image. Bass was also better. Staying for now with the AES/EBU cable. Thank you for the advice!
@PLGA - can you provide a link to the AES cable? If I end up getting a DI-20 - I might need a good AES cable. My DAC only has SPDIF and AES. No I2S, so for better or worse - less options to torment myself with :wink:

With prior gear I way preferred AES over coax. When conditions were less than ideal for i2s' critical nature, AES was that great middle ground between coax and i2s.
I guess that's the 2nd vote for AES over Coax! (I do have a very good WireWorld Coax cable, though)
 
Jan 13, 2020 at 9:04 PM Post #666 of 5,351
My DAC only has SPDIF and AES. No I2S, so for better or worse - less options to torment myself with :wink:

@Zachik

Get a Belden serie fe 0.3m hdmi from BlueJeans cables. Best sound yet.

Fred - where do I plug the HDMI cable to?! My DAC does NOT have I2S... :wink:
I have: USB, TOSLINK (optical), SPDIF (RCA / Coax) and AES.
 
Jan 13, 2020 at 9:27 PM Post #668 of 5,351
@PLGA - can you provide a link to the AES cable? If I end up getting a DI-20 - I might need a good AES cable. My DAC only has SPDIF and AES. No I2S, so for better or worse - less options to torment myself with :wink:


I guess that's the 2nd vote for AES over Coax! (I do have a very good WireWorld Coax cable, though)

I would go with the DH Labs cable as I think is a well regarded brand. I personally have their bulk AC power cords (Red Wave and AC Power Plus) and I think they are great for the money. I havent tried their AES/EBU cable, but it must be good and I think Fred has more experience trying cables than me.

On the other hand, the chinese cable I have will cost similar to the DH Labs one and, even I like it very much as XLR and then as AES/EBU, from an Aliexpress seller you are never 100% sure on what you get. I think the DH Labs will be a safer bet.
 
Jan 13, 2020 at 11:42 PM Post #669 of 5,351
I was having some issues with my DI-20 usb input so I refreshed the Amanero firmware. Now it works with the data line only even for the handshake.

Please forgive me for any misinformation earlier...
 
Jan 14, 2020 at 6:02 PM Post #670 of 5,351
I have found total happiness with my updated setup:

Usbridge signature (fed by ebay minishow lps optimized for rpi using a ghent canare dc cable) > ebay silver usb cable > di20he > BJC belden series fe 0.3m hdmi > r7he > diy silver litz acss > he9 > diy silver litz acss > master 3 > acoustic zen satori shutgun > Osborn Eclipse with ref tweeter

That’s it.

Forgot to mention i still use the ebay external ocxo and the serial mode on the di20, the ocxo being fed by an ebay minishow lps through a ghent silver-plated dc cable.
 
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Jan 14, 2020 at 8:30 PM Post #671 of 5,351
An update to my “phantom-out-of-phase-micro-bursts”. I tried serial mode which seems to thwart the problem...except serial mode with C16 external clock sounds quite poopy compared to parallel mode...pretty much a non-starter. Has anyone who communicates with Kingwa brought this to his attention, since more than a few of us are experiencing it? Now that my HE has a little over 600 hours on it it is really starting to sound like the piece of gear I was hoping for...EXCEPT this random phase anomaly...which really is quite annoying.
 
Jan 14, 2020 at 8:37 PM Post #673 of 5,351
An update to my “phantom-out-of-phase-micro-bursts”. I tried serial mode which seems to thwart the problem...except serial mode with C16 external clock sounds quite poopy compared to parallel mode...pretty much a non-starter. Has anyone who communicates with Kingwa brought this to his attention, since more than a few of us are experiencing it? Now that my HE has a little over 600 hours on it it is really starting to sound like the piece of gear I was hoping for...EXCEPT this random phase anomaly...which really is quite annoying.
I contacted him. Some users have the issue, some don't. I am waiting for my second ocxo to come in before re-contacting him if the problem remains. Try the belden hdmi, works great for me in serial mode.
 
Jan 14, 2020 at 8:47 PM Post #674 of 5,351
Plus the difference between the internal and external becomes small after 800 hours, bass digs lowers, the rest is pretty much the same.

[edit]
Just realized i was in serial mode, there is more of a difference in parallel mode. So far, no glitch with the external using the Belden hdmi. Crossing my fingers.

Dam glitch still there.
 
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