iFi Audio Nano iDSD discussion + impression
Apr 23, 2015 at 7:49 AM Post #1,336 of 2,063
   
 Hi, I have the nano iDSD, but if feels that it just manages to power my he400i. Regarding the amp section...did you ever compared how vali + nano idsd work, compared to the nano alone?

No I haven't and I also only used it with the Grado RS1i and not with a planar. But I think the Vali would be beneficial. I added the Mad Ear and that made a difference.
 
Apr 23, 2015 at 7:57 AM Post #1,337 of 2,063
   
 Hi, I have the nano iDSD, but if feels that it just manages to power my he400i. Regarding the amp section...did you ever compared how vali + nano idsd work, compared to the nano alone?


If you decide to add a different amp to the nano... I can suggest the O2... it works very well with the nano and the form factor is pretty nice with two bands to hold it all together...
 
Apr 23, 2015 at 11:29 AM Post #1,338 of 2,063
Hi,

The nano iDSD will automatically "reboot" and starts the recharging process from the USB power line.

Cheers.


Looks like mine has a charging problem.

On battery, while connected to PC via USB for playback, my nano will just stop working after battery's totally drained. PC will loose connection with the nano when this happens.

I have to power cycle the nano to start the charging process
 
Apr 23, 2015 at 9:51 PM Post #1,339 of 2,063
Listening now to the iFi iDSD via the Beyer T5p and sounds very very good. I would say amazing for a portable system. 
 
Apr 23, 2015 at 10:44 PM Post #1,340 of 2,063
I find myself not listening anymore to my desktop gears with my nano, iPhone 6 and NAD HP50/Shure SE215/etc.
 
Apr 24, 2015 at 9:48 AM Post #1,341 of 2,063
Looks like mine has a charging problem.

On battery, while connected to PC via USB for playback, my nano will just stop working after battery's totally drained. PC will loose connection with the nano when this happens.

I have to power cycle the nano to start the charging process

 
Could it be your PC turns off power on the USB Port when connection is lost? The nano cannot charge if there is no power on the port.
 
Could you check and confirm the PC does not turn power off when connection is lost? If still stuck, open a support ticket and our guys will help. The other option is to try USB wall charger eg iPad charger and use USB cable to re-charge the nano iDsd. If this works fine, then you go back and check PC settings and vice versa.
 
Support here: http://support.ifi-audio.com/
 
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Apr 24, 2015 at 11:40 AM Post #1,342 of 2,063
Could it be your PC turns off power on the USB Port when connection is lost? The nano cannot charge if there is no power on the port.

Could you check and confirm the PC does not turn power off when connection is lost? If still stuck, open a support ticket and our guys will help. The other option is to try USB wall charger eg iPad charger and use USB cable to re-charge the nano iDsd. If this works fine, then you go back and check PC settings and vice versa.

Support here: http://support.ifi-audio.com/


The connection is off because the battery completely drained.
By design I believe the nano should charge itself if battery is out, n all these will happen with no connection break with the music player.

FYI the charging of the flat out nano works fine until the time I posted the query.
 
Apr 24, 2015 at 12:07 PM Post #1,343 of 2,063
Sorry! Sheesh.
 
Apr 24, 2015 at 5:28 PM Post #1,344 of 2,063
The connection is off because the battery completely drained.
By design I believe the nano should charge itself if battery is out, n all these will happen with no connection break with the music player.

FYI the charging of the flat out nano works fine until the time I posted the query.

 
I'm experiencing something similar on the Micro iDSD connected to a MacBookPro. The USB charges the Micro (if I turn power off the blue led shows) but seems that if I'm listening it consumes more power than is getting from the USB until running out.
 
Is this normal? Do you have to leave it charging when not in use or can you listen indefinitely as long as connected via USB?
 
Apr 24, 2015 at 9:44 PM Post #1,345 of 2,063
   
I'm experiencing something similar on the Micro iDSD connected to a MacBookPro. The USB charges the Micro (if I turn power off the blue led shows) but seems that if I'm listening it consumes more power than is getting from the USB until running out.
 
Is this normal? Do you have to leave it charging when not in use or can you listen indefinitely as long as connected via USB?

 
It is normal. That's mainly because micro iDSD is using more power than your MBP's USB port is capable of supplying (especially if you are in Turbo mode). You should leave it charging as much as you can even when not in use, or get yourself a USB hub with BC1.2 support, which will supply more power to micro iDSD than the USB port on your MBP.
 
Apr 24, 2015 at 9:53 PM Post #1,346 of 2,063
Is there any chance iFi would update the nano? My wish is just a bit more power. Maybe increase from 1.65Vrms to 2.5Vrms? That's it, nothing else. I'm afraid the SQ would change even a bit, which I wouldn't like, if other aspects are changed.
 
Apr 25, 2015 at 4:20 AM Post #1,347 of 2,063
Is there any chance iFi would update the nano? My wish is just a bit more power. Maybe increase from 1.65Vrms to 2.5Vrms? That's it, nothing else. I'm afraid the SQ would change even a bit, which I wouldn't like, if other aspects are changed.


There is already a more powerful nano iDSD. It is called the micro iDSD :wink:
 
Apr 25, 2015 at 7:38 AM Post #1,348 of 2,063
There is already a more powerful nano iDSD. It is called the micro iDSD
wink.gif

+1 
 
Which Diamondears thinks sounds worse, although the HP50s while sounding great are not the most resolving headphones. 
 
Apr 25, 2015 at 11:31 AM Post #1,349 of 2,063
There is already a more powerful nano iDSD. It is called the micro iDSD :wink:

+1 

Which Diamondears thinks sounds worse, although the HP50s while sounding great are not the most resolving headphones. 


So let me see...

Thousands love the micro iDSD and think it comfortably betters the nano iDSD

and one person thinks the nano sounds better :rolleyes:
 
Apr 29, 2015 at 6:40 PM Post #1,350 of 2,063

Licking the Lollipop

 

 
We have Android 5 (Lollipop) tested using the Sony Xperia Z2 Tablet, the results are as follows:

1) Sony Walkman - there are no longer settings for external DACs, the DAC (tested using iDSD nano with latest beta code). All audio is up-sampled to quad speed (176.4/192kHz), so never Bit-Perfect. Android Volume control sets DAC Volume.

2) Spotify - plays audio also as Quad Speed upsampled (this may be Sony specific). Android Volume control sets DAC Volume.
 

3) USB Audio Player Pro (UAPP), took two restarts before it could grab the DAC, after that works normally, bitperfect the Android Volume control does not change levels.
 

So UAPP remains recommended for HD/HiRez and high quality playback. 

For other audio player apps etc. the Android volume control should be set to maximum to avoid "loosing bits". 


 
We hope you found this useful.
 
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