iFi iPurifier 2 - Reviews, Impressions and Discussion Thread
Apr 16, 2016 at 5:27 PM Post #241 of 592
   
Hi,
 
This is what we advise - try for yourself as you may prefer different.
 
Think 'Best for Last'
 
Rule 1 - if DAC USB Input uses USB Power for more than 'handshake,' iUSB Power should go last, equally iUSB 3.0 should be last in the chain (as they are both from the same mould). There may be solutions with lower noise out there, but we have yet to find them (and measure a lotta gear).
 
Rule 2 - iPurifier 2 should be as far back in the chain as feasible. As its PSU noise exceeds iUSB Power (not a lot - but still does nonetheless). If used with iUSB Power, it is best off before the iUSB Power, not after. But if the DAC reliably does not draw power from USB, the iPurifier is best off plugged directly into the DAC.
 
3) On these two recommendations, unless other non-iFi devices can demonstrate better performance, we advise they are used upstream of iFi devices.
 
Hope this helps.
 
smile.gif

 
Thanks for the clarification. For future reference, I just added a link to this post in the How To section of the iFi iPurifier 2 product page.
 
Apr 21, 2016 at 5:50 PM Post #245 of 592
Initial impressions of the intona.
1 very light and 1980s Russian pc looks.
2 Designed for industrial use..
3 you will need another printer AB USB.
4 I Couldn't get the IFI IPURIFIER 2 to work post input. It maybe 300mv output and IFI needs 500mv. Works great before.
5 it has 2 spartan FPGA'S re clocking split by galvanic isolation.
6. I wasn't sure if it would do anything as I run my transport from Battery Otg Sammy S5 phone. But it has more sound stage and detail/Bass. Subtle but quite marked change.
7 I don't know yet what a PC LAPTOP would sound like.

8. Value... to me just worth it with the extra detail. I bought the non industrial. It was still £195.

9 maybe a better value from noise PC USB.

10 My internal connections deoxited and outside cables. Have given new life to the OPPO quite amazing.....
The IFI IPURIFIER 2 and the INTONA have added extra detail /Depth to the music.
.
My last step a bit OTT but I will silver solder the wire crimps in the plastic connectors.
Apply Mapleshade silclear silver contact grease to the male pins and earth screws in the oppo. To kill any contact resistance issues... and see what a perfectly set up OPPO ha1 can produce..IFI and intona..
Cheers and keep smiling

Dave 8^)
 
Apr 22, 2016 at 7:31 PM Post #246 of 592
@iFi audio When can we expect US retailers to get the iP2 in? Been on backorder at Adorama forever.
 
Apr 26, 2016 at 3:53 AM Post #248 of 592
Has anyone found a way to pair this with the ODAC? I'm thinking of using an adapter but that COULD defeat the purpose of the ipurifier.


An iPurifier2 Type mini-B has been shown and will hopefully be launched soon (along with the Type A).

If you are in a hurry, you will have to use an adaptor.

An adaptor won't defeat the purpose. I can still hear very well what it does and I am presently using an adaptor.
 
Apr 26, 2016 at 11:00 AM Post #249 of 592
   
I have the same issue, I can hear the "computer activity". Moving mouse also creates noise. I'm considering getting an iPurifier2 for that.
 
Do you mean that your iPurifier2 does not remove the mouse noise at all?
 
Originally Posted by moriez /img/forum/go_quote.gif
 
 
In my case it did not remove enough of the noise interference. Only very very slightly and as this was the most important objective I returned it. My solution: go optical :)

Originally Posted by JeanPhi /img/forum/go_quote.gif
 
 
In my case the noise is not so strong but very noticeable when there is no music. I also considered a full galvanic isolation (http://intona.eu/en/products), or maybe the Corning USB3 Optical Cable (ACS2CVA010M20) but I'm not too sure it would work with the DAC.

 
I finally took the Intona isolator. It simply removed all the noise. It's not cheap, it's not audiophile looking but it just works. I simply plugged it (it's USB-powered, no driver needed) and enjoyed. I did not experience any issue of any kind since then.
 
PS: I took the industrial version with the -NF option
 
Apr 27, 2016 at 10:36 PM Post #251 of 592
An iPurifier2 Type mini-B has been shown and will hopefully be launched soon (along with the Type A).

If you are in a hurry, you will have to use an adaptor.

An adaptor won't defeat the purpose. I can still here very well what it does and I am presently using an adaptor.

Great news for me!
 
Btw has any one compare the iPurifier 2 to the first gen? Are they substantially different? I can buy the first one at significantly lower price.
 
Apr 28, 2016 at 2:54 AM Post #252 of 592
lehoang15tuoi said:
.
Btw has any one compare the iPurifier 2 to the first gen? Are they substantially different? I can buy the first one at significantly lower price.


http://ifi-audio.com/portfolio-view/accessory-ipurifier/

http://ifi-audio.com/portfolio-view/accessory-ipurifier2/

The iPurifier2 does a whole lot more than the original.
 
May 2, 2016 at 3:17 AM Post #253 of 592
There's a new iPurifier! :cool:

Introducing the iPurifier S/P-DIF:

http://www.digitalaudioreview.net/2016/05/ifi-audios-spdif-ipurifier-debuts-at-fujiya-avic-spring-2016/

Thanks to John Darko for that report.

Now users of S/P-DIF DACs can enjoy the same level of signal refinement that users of USB DACs already enjoy. Great news for Squeezebox Touch users as this should elevate the S/P-DIF output into Transporter territory. Also great for Google Chromecast Audio, Sonos Connect, Apple TV, Apple Airport Express, Roku etc.

So new that it isn't even on iFi Audio's website yet, hopefully we won't have to wait as long for this one as we are having to wait for the iPurifier2 Type A :rolleyes:
 
May 2, 2016 at 3:28 AM Post #254 of 592
There's a new iPurifier!
cool.gif


Introducing the iPurifier S/P-DIF:

http://www.digitalaudioreview.net/2016/05/ifi-audios-spdif-ipurifier-debuts-at-fujiya-avic-spring-2016/

Thanks to John Darko for that report.

Now users of S/P-DIF DACs can enjoy the same level of signal refinement that users of USB DACs already enjoy. Great news for Squeezebox Touch users as this should elevate the S/P-DIF output into Transporter territory. Also great for Google Chromecast Audio, Sonos Connect, Apple TV, Apple Airport Express, Roku etc.

So new that it isn't even on iFi Audio's website yet, hopefully we won't have to wait as long for this one as we are having to wait for the iPurifier2 Type A
rolleyes.gif


iP2 type A has also been announced in the headphone festival, Tokyo. (guys, use Google translate because it is written in Japanase)
http://www.phileweb.com/news/audio/201604/30/17200.html
 
May 3, 2016 at 8:20 AM Post #255 of 592
There's a new iPurifier!
cool.gif


Introducing the iPurifier S/P-DIF:

http://www.digitalaudioreview.net/2016/05/ifi-audios-spdif-ipurifier-debuts-at-fujiya-avic-spring-2016/

Thanks to John Darko for that report.

Now users of S/P-DIF DACs can enjoy the same level of signal refinement that users of USB DACs already enjoy. Great news for Squeezebox Touch users as this should elevate the S/P-DIF output into Transporter territory. Also great for Google Chromecast Audio, Sonos Connect, Apple TV, Apple Airport Express, Roku etc.

So new that it isn't even on iFi Audio's website yet, hopefully we won't have to wait as long for this one as we are having to wait for the iPurifier2 Type A
rolleyes.gif

 
 
Hi,
 
The iPurifier2 type A took a while as is a whole new PCB. It isnt just changing the connector! (we soooo wish it was). It is shipping out now for launch in a weeks' time.
 
The SPDIF iPurifier is built into micro iDSD and Stereo50 - so is aimed at non-iFi users. It ships end May/early June.
 
Cheers.
 
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