E11, a new start of FiiO's portable amp ( added some real photo )
Feb 24, 2011 at 10:59 AM Post #466 of 1,326
We had finished the final design of E11 and ready to make the beta version of E11. next week we will get the newest PCB and make review sample, and send the review sample to some people。
 
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Feb 24, 2011 at 1:28 PM Post #467 of 1,326


Quote:
We had finished the final design of E11 and ready to make the beta version of E11. next week we will get the newest PCB and make review sample, and send the review sample to some people。



Awesome!  I can't wait!
 
Feb 24, 2011 at 1:39 PM Post #469 of 1,326
Would you like me to review it?
 
Quote:
We had finished the final design of E11 and ready to make the beta version of E11. next week we will get the newest PCB and make review sample, and send the review sample to some people。



 
Feb 25, 2011 at 7:30 PM Post #473 of 1,326
Can't wait to hear some impressions about them!!!
smily_headphones1.gif

 
Feb 26, 2011 at 2:47 AM Post #474 of 1,326
my main priority for an amp is for it to have a good soundstage. I have a pair of b&w p5's and monster miles davis both being poorly handled by my iphone 4 but I am expecting the fiio e11 to change those problems hopefully.
 
Feb 26, 2011 at 7:47 AM Post #476 of 1,326
So is there any way to stop the volume changing if the amp's in your pocket? I don't really like the idea of the knob for this reason, I prefer having buttons and a hold switch or something.
 
Feb 26, 2011 at 8:19 AM Post #477 of 1,326


Quote:
So is there any way to stop the volume changing if the amp's in your pocket? I don't really like the idea of the knob for this reason, I prefer having buttons and a hold switch or something.



I think the metallic guard sort of suppose to do that. Interesting question, I wonder how sensitive the volume nob is? Hopefully it is comes with a clicking lock mechanism, in a manner that everytime you turn the nob it locks at some preset volume.
 
Feb 26, 2011 at 8:21 AM Post #478 of 1,326


Quote:
So is there any way to stop the volume changing if the amp's in your pocket? I don't really like the idea of the knob for this reason, I prefer having buttons and a hold switch or something.



I presume the bridge structure over the pot is supposed to minimize that.  Whether it works for you or not is a different story - I like the concept.
 
Digital pots vs. analog pots is a whole 'nother argument, which I'm sure the DIY'ers could go to great depths about.  The general idea is that a digital pot (volume buttons) will have superior quality (channel balance in particular) at a given price point, but there's the big problem of having a limited number of steps (which of course increases with increasingly expensive digital pots).  I trust Fiio to have made the right choice here - the gain control should solve much of the channel balance issues with high-sensitivity IEMs while increasing the battery life (when set to low gain).
 

 
Quote:
audionewbi said:
/img/forum/go_quote.gif

I think the metallic guard sort of suppose to do that. Interesting question, I wonder how sensitive the volume nob is? Hopefully it is comes with a clicking lock mechanism, in a manner that everytime you turn the nob it locks at some preset volume.

 
I certainly hope not myself - I would absolutely detest predetermined steps in the pot.  I imagine Fiio is going to choose a pot with an appropriate turning force so that it doesn't get knocked too easily.
 
 
Feb 26, 2011 at 8:44 AM Post #479 of 1,326
Some ditital volume control IC have very good SQ. and the cost is not problem too. but there are some reason let us select the traditional volume control (potentionmeter)
 
1, the operation experience from a smooth volume control and the direct indication to the volume.
 
2, VS the digital volume control IC, potentionmeter is a passive component that means there are not distortion, and the best digital volume control still have some distortion.
 
3, E11 have a protector on the knob, so it is very safe to put it into your pocket, and the diameter of the knob is very small, that means you need bigger strength to turn it.
 
 
James from FiiO
 
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