Hiby R6 Pro - serious upgrade to popular DAP
Dec 14, 2018 at 10:54 AM Post #16 of 4,006
I meant/was asking whether there will be any noise/hissing if I use the Shures on it :)

"For а low-impedance load this is well because of good gain margin. But on low volume level background noise can be heard" The more sensitive headphones are + the less impedance they have = more probably to have noise on lower volume levels
 
Dec 15, 2018 at 1:36 AM Post #18 of 4,006
+1

@fanoble Could you shade some light about this?

Thanks.
I wouldn't worry about it--people have driven the Senn HD600/650 with the original R6.

Suitable headphone impedance is more a marketing driven spec than anything as without further information on the headphones in question one really can't do much to speculate whether a given amp can drive a given pair of headphones based on that number alone.

Also possibility related is the fact that most Chinese head-fiers don't believe a portable device, any portable device, can drive most full sized headphones. (And according to the same type of people, the desktop power amp that can drive the AKG K701 has yet to exist. Required features on such a device would apparently include an onboard fusion reactor among other things... :ksc75smile:

Edit: apparently this was my 10,000th post? :O
 
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Dec 15, 2018 at 1:40 AM Post #19 of 4,006
Hey! Noob here. From what I understand my new Shure SE846 are power sensitive in other words need low output impedance. Does this spec mean they will work on the R6 Pro without distortion? Also if I were to get another DAP with a high output impedance and use an impedance adapter will that alter the sound at all?

Also, whats the difference between output power and closed loop output impedance??

Cheers!

The Shures won't "distort" from low or high output impedance sources, but would sound different on the high output impedance (OI) source (e.g. original R6) compared to a low OI sourve (e.g. upcoming R6 pro). When this kind of thing happens the usual opinion is that the sound from the low OI source should be taken as the reference sound.

Hiss is a different issue and technically a bit more likely to happen on a high power, low OI source like the new r6 pro, but all depends on the actual implementation.
 
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Dec 15, 2018 at 2:20 AM Post #20 of 4,006
I have been following the primary R6 thread with much anticipation and excitement with respect to the release of the Pro version that was announced earlier this year - I am sure like many others out there as well. Had my mind totally set to order one as soon as they become available as an upgrade to my DX90 and Cowon P1.

However, after seeing the system block diagram posted it appears that the dual DAC's are only used for the 4.4mm balanced output and not for either the single ended or line outputs. I am hoping this is either my misinterpretation or an incorrect block diagram as it would be very disappointing to have all that incredible hardware and only half used except for balanced out.

Hiby/@fanoble can you please clarify on this? Joe - maybe you know or can comment?

Appreciate any clarification here so I can continue forward with my plans to buy the Pro when it is finally released.

Kind Regards,
Tim
 
Dec 15, 2018 at 10:34 AM Post #21 of 4,006
I think 800$ is too much. If there is no significant improvements in sq then it would be better to get ibasso dx200(I’m the owner now and I owned hiby r6). Yes, the hardware worse than hiby one but it is acceptable and sq is much better and you can significantly change it with amps.
I liked hiby r6 very much but in direct comparison even dx156 was slightly better and dx158 was noticeably better.
Is there any review with comparisons?
 
Dec 15, 2018 at 11:01 AM Post #22 of 4,006
I think 800$ is too much. If there is no significant improvements in sq then it would be better to get ibasso dx200(I’m the owner now and I owned hiby r6). Yes, the hardware worse than hiby one but it is acceptable and sq is much better and you can significantly change it with amps.
I liked hiby r6 very much but in direct comparison even dx156 was slightly better and dx158 was noticeably better.
Is there any review with comparisons?

We shall see. The direct comparison would be the best way to know. There are HW improvements as you can see from specs but the tests should be carried out prior to making the assumptions which one is better.
 
Dec 15, 2018 at 11:28 AM Post #23 of 4,006
I think 800$ is too much. If there is no significant improvements in sq then it would be better to get ibasso dx200(I’m the owner now and I owned hiby r6). Yes, the hardware worse than hiby one but it is acceptable and sq is much better and you can significantly change it with amps.
I liked hiby r6 very much but in direct comparison even dx156 was slightly better and dx158 was noticeably better.
Is there any review with comparisons?

I agree $800 is too much. $650-600 ballpark would be more suiting. At $800, it puts itself on direct competition with the A&K Kann on sale for $799 now, witch has significant more output power.


(According to Audio&Visual Posted November 7. the price is estimated around $600 to $650 USD. https://avprogear.com/hiby-r6-pro-hi-res-music-player-specs-price-and-release-date/ )
 
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Dec 15, 2018 at 3:39 PM Post #24 of 4,006
Dec 16, 2018 at 3:40 AM Post #26 of 4,006
However, after seeing the system block diagram posted it appears that the dual DAC's are only used for the 4.4mm balanced output and not for either the single ended or line outputs. I am hoping this is either my misinterpretation or an incorrect block diagram as it would be very disappointing to have all that incredible hardware and only half used except for balanced out.

+1
 
Dec 16, 2018 at 9:11 AM Post #27 of 4,006
Has the pricing been announced as $800?
 
Dec 16, 2018 at 12:58 PM Post #29 of 4,006
I agree $800 is too much. $650-600 ballpark would be more suiting. At $800, it puts itself on direct competition with the A&K Kann on sale for $799 now, witch has significant more output power.


(According to Audio&Visual Posted November 7. the price is estimated around $600 to $650 USD. https://avprogear.com/hiby-r6-pro-hi-res-music-player-specs-price-and-release-date/ )
Where are you getting the idea that the Kann has more output power, or any idea of the Kann's output power for that matter? As far as I know the output power in milliwatt @ x ohms terms has never been published or tested for the Kann by anybody.
 
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Dec 16, 2018 at 1:16 PM Post #30 of 4,006
Where are you getting the idea that the Kann has more output power, or any idea of the Kann's output power for that matter? As far as I know the output power in milliwatt @ x ohms terms has never been published or tested for the Kann by anybody.

You can easily calculate the output power from the figures on their specs page.
KANN: 7vrms calculates to approx 1500mW @ 32ohms
R6 Pro: 750mW@32 is approx 4.9vrms
 

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