HiFiMan Susvara
Mar 24, 2021 at 4:06 AM Post #7,696 of 25,883
if I say black it seems you say white...it is kind of strange...so be it..I said if an amp is designed as a SE only that it isnt going to mean that it sounds worse than a balanced design...I also said that rob watts at chord has said clearly that the SE out of the dave is his preferred method even though it has XLR out as well..my only point was that an SE amp is not necessarily better or worse than a balanced amp
If you look at most of the top hifi manufacturers, their top of the line / reference products are normally analogue balanced topology outputs and normally with XLR input and output connections.
 
Mar 24, 2021 at 10:56 AM Post #7,697 of 25,883
I think all Chord DACs - including Dave - are single ended by design and the XLR is there just for convenience.
 
Mar 24, 2021 at 12:07 PM Post #7,698 of 25,883
From my own experiences and my ears with owning two fully loaded Chord Choral systems, I don't believe connecting the DAVE with single ended RCA's to either an external Pre-Amp or direct to a Power Amp is superior to the balanced XLR outputs.

The complete Chord Choral system i.e. DAC's (DAVE & QBD76 - Chord's Choral system DAC before the DAVE), Prima Pre-Amp & Mezzo / Etude / Ultima Power Amps are all designed based on analogue output balanced topology to get the best performance from them. I even spoke to Chord myself many years ago on this subject and they said use the balanced XLR outputs if you can to get the best performance.

The DAVE (& QBD76) will give 6V RMS from the XLR balanced connections as opposed to the 3V for single ended RCA's.

I have experimented with the DAVE and the QBD76 in numerous set-up options i.e. using it's built in digital pre-amp and only DAC mode both through my speaker systems and my Susvara's and the balanced XLR output's are far superior to the single ended RCA's. Note I was using the same very high quality cables for both XLR and RCA.
I was quoting rob watts thats all...my assumption is he knows the nuts and bolts of the prodict he designed....nothing more
 
Mar 24, 2021 at 2:05 PM Post #7,699 of 25,883
There are no right and wrong when it comes to SE vs balanced, and even less if the two devices to be connected are based on different designs in that matter. Best to listen and see which sounds best in your system.
 
Mar 24, 2021 at 2:14 PM Post #7,700 of 25,883
I thought it was pretty well known that Chord DACs are natively single ended. Rob Watts has mentioned that in many posts. I would use RCA with his DACs over XLR and the Bakoon would be a great match also being single ended.
 
Mar 24, 2021 at 3:05 PM Post #7,701 of 25,883
I thought it was pretty well known that Chord DACs are natively single ended. Rob Watts has mentioned that in many posts. I would use RCA with his DACs over XLR and the Bakoon would be a great match also being single ended.
Well I will stick with using the balanced XLR outputs from my DAVE to connect into my forthcoming Hifiman EF1000's balanced XLR inputs when I listen to music both through my speakers and my Susvara's !
 
Mar 24, 2021 at 8:12 PM Post #7,703 of 25,883
the bakoon gets quite warm to the touch if that is what you mean but because it is small the amount of heat is puts out is minimal
 
Mar 25, 2021 at 12:37 AM Post #7,704 of 25,883
How hot is it with Susvara?
Doesn't seem to really matter what I have hooked up to it, stays consistently at about 40-45C along the front of the unit once its saturated. Hotter towards the right near headphone jack.
 
Mar 25, 2021 at 5:03 AM Post #7,705 of 25,883
the bakoon gets quite warm to the touch if that is what you mean but because it is small the amount of heat is puts out is minimal

Thanks! I suspected that it gets quite hot but was designed to handle this I imagine.

Doesn't seem to really matter what I have hooked up to it, stays consistently at about 40-45C along the front of the unit once its saturated. Hotter towards the right near headphone jack.
:beerchug:
 
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Mar 25, 2021 at 7:55 AM Post #7,706 of 25,883
DAVE, when single-ended, is limited to 0.5A of current output and while balanced, it is limited even more to 0.05A. Some amps require higher current than this to sound their best. When these amps don't get enough signal current, they will sound thin, shallow and slow. This is what I have been told by several amp manufacturers. Those who experience a thin and anemic sound with their DAVE driving their amp directly are probably dealing with this problem and so in these instances, make sure you're using DAVE's RCA outputs which put out 10x more current.
This is why I use the SE output of DAVE to power my Riviera power amp when using DAVE as the preamp
 
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Mar 25, 2021 at 11:36 AM Post #7,707 of 25,883
This is why I use the SE output of DAVE to power my Riviera power amp when using DAVE as the preamp

At times simple electric compliance (or its lack) is the important part, not a component itself.
 
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Mar 26, 2021 at 5:42 AM Post #7,708 of 25,883
the bakoon gets quite warm to the touch if that is what you mean but because it is small the amount of heat is puts out is minimal
Does it have a standby option?
And does it run cooler when volume control at minimum? [1]
And finally, has anyone actually measured its AC power consumption? A better indicator than the temperature of a small enclosure
And finally, finally, how long from cold before it reaches peak SQ?

[1] My understanding is that the bakoon volume control works on the output end (rather than the more usual input end). This suggests the possibility of power consumption reducing with low settings of the volume control.

(As you can probably tell, I like my hifi to be energy-efficient :) ).
 
Mar 26, 2021 at 9:40 AM Post #7,709 of 25,883
Does it have a standby option?
And does it run cooler when volume control at minimum? [1]
And finally, has anyone actually measured its AC power consumption? A better indicator than the temperature of a small enclosure
And finally, finally, how long from cold before it reaches peak SQ?

[1] My understanding is that the bakoon volume control works on the output end (rather than the more usual input end). This suggests the possibility of power consumption reducing with low settings of the volume control.

(As you can probably tell, I like my hifi to be energy-efficient :) ).
Their web site lists this in the specs
Power Consumption30 watts (Idle) / 200 watts (Max)

I guess no class A amps for you 😀. My Viva draws 300w all the time and helps keep my room warm 😜
 
Mar 26, 2021 at 10:16 AM Post #7,710 of 25,883
Their web site lists this in the specs
Power Consumption30 watts (Idle) / 200 watts (Max)

I guess no class A amps for you 😀. My Viva draws 300w all the time and helps keep my room warm 😜
My incoming EF1000 is also a beast for power consumption, so guess I will be sweating in the summer months !

I read in a thread that a guy who has the monster Viva Egoista 845 only uses it in the winter months due to it's sheer heat output and uses a much smaller amp in the summer months !
 

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