HiFiMan Susvara
Jan 8, 2022 at 4:00 AM Post #13,666 of 25,671
True, I ended up buying only second hand gears. Brand new ones are too expensive.
I always prefer gear with a remaining warranty... So I always look for used ones with at least 3 months remaining. At times it is even possible to extend the warranty (hifiman offers 3 months extra)

Open boxes or upgrades are proposed by some brands (you can even try asking them directly) can be a good way to reduce cost without risking too much as you will have a warranty
 
Jan 8, 2022 at 4:25 AM Post #13,667 of 25,671
Thank you for pointing me to this review
https://www.head-fi.org/showcase/ifi-audio-idsd-diablo.24995/reviews#review-26142
If you are up for mobility you are probably in the IEM section or some other easy to drive closed one like the Denon ah-d9200 which I have the great pleasure to own !
+1 the Denons were my only cans next to LCD-2 for a long time driven by various DAPs and I had enjoyed them alot with good timbre, nice textured bass which is not making you miss alot, intimate presentation which you need to like.
Though the here discussed TOTL cans are another league I often wonder about price-enjoyment factor considering such gear I used to own and needed to sell to fund my entry-level TOTL gear
 
Jan 8, 2022 at 5:03 AM Post #13,668 of 25,671
No, i’m good…………..for now :)

(i have no funds available at all in my slush fund)
Gee, I wish I could count the number of cans, DACs, Amps, and what not, in relation to which I have personally experienced these same exact thoughts since I started visiting this site. I personally think "ignorance is bliss" should be officially recognized as an essential item in the Head-fi survival toolkit, that is if one exists... :slight_smile: :slight_smile: :slight_smile:

Speaking of which... a one, a two, a one two three four...

 
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Jan 8, 2022 at 11:51 AM Post #13,669 of 25,671
Kevin Gilmore CFA3 vs Bakoon 13R


Treble

The highs on the CFA3 are better extended than the Bakoon, which presents the treble in an almost tube like fashion with its liquidity and non-fatiguing nature. Both have excellent sparkles when called for but the CFA3 is just ever so airier and treble appear more effortless and free flowing. The liquid, smooth, and easy to listen to treble of the Bakoon is a double edged sword in that some of the finer grains of detail are glossed over but can be made out on the CFA3.

Overall, the CFA3 excels at accuracy, resolution, transparency, and detail. The Bakoon is a step behind but makes up the ground with its extremely unique, almost SE tube like presentation. It has a fuller, warmer, and richer sound while still retaining most of CFA3’s positive traits.

Soundstage, Imaging, & Instrument Separation

The CFA3 has a notably wider and slightly deeper stage, see diagram for how I visualize the difference.


I have enjoyed this review a lot, especially its thoroughness. I just want to clarify a small ambiguity, which is probably unintended. You generally praise the CFA3 for its relatively superior detail retrieval, its spaciousness and airiness (among other things) whereas you laud the Bakoon's attributes of "liguidity," "tube-like presentation," and its "non-fatiguing" nature. That characterization seems to imply (voluntarily or involuntarily) that the CFA3 might be less "non-fatiguing," or even outright "fatiguing" to some degree.

I'm actually asking because I want to believe that the CFA3 (which I'm curious about but have never heard) is not fatiguing at all, but then I could be wrong, so could you kindly address that aspect of the CFA3's sound signature more directly? Many thanks.
 
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Jan 8, 2022 at 12:00 PM Post #13,670 of 25,671
Kevin Gilmore CFA3 vs Bakoon 13R

Now that I’ve had some extended listening and A/Bing, here are my thoughts on the two excellent amping options for the Susvara. Out of all my electronics, amps, DACs, preamps, whatnot, I’ve owned the Bakoon the longest – it being my reference amp and I’ve used over 20 DACs and 5 tube preamps with it.

The Susvara is my favourite headphone and like many other owners, I found myself on the seemingly never-ending journey of finding the right amp to power it and squeeze every ounce of performance and bass out of it. I’ve tried a handful of the most popular amps both Solid State (Formula S + Powerman, HPA4) and Tubes (WA33EE, Auris Nirvana, Manley Absolute) and I greatly preferred the Bakoon over both the solid states and over all 3 Tube amps when the Bakoon is fed by transparent Tube preamps.

The 13R Susvara combo has been deemed by numerous reviews both there on HeadFi and review platforms as one of the best pairings so I was curious if the CFA3 could overthrow it.

Chain, Music Choices

Chain: Roon (Flac) > Tidal Camira DAC > ARC Ref 5 Tube Preamp > CFA3 / 13R > Susvara
Genre: 80% Electronic (EDM, Techno, Synthwave, Trance), 20% the rest… (Pop, Hip hop, Rnb, Rock, Metal, soundtrack/instrumental)

Personal sound signature preference: warm side of neutral, full bodied vocals, strong bass/dynamic impact, sparkly treble, and ‘musicality’ over ‘correctness’

Power & Size

Bakoon: 25W into 8 Ohms or ~3.333W into 60 Ohms for Susvara
CFA3: 16W into 50 Ohms or ~13.333W into 60 Ohms for Susvara

Bakoon: 230 mm (W) x 230 mm (D) x 55 mm (H) / 9” (W) x 9” (D) x 2.165” (H)
CFA3: 450 mm (W) x 415 mm (D) x 100 mm (H) / 17.7” (W) x 16.33” (D) x 3.93” (H)

Frequency Response

Bass


The Bakoon has a slight emphasis in the mid/upper bass region, giving it the signature warm tonality and full bodied sound. The lows on the CFA3 is more linear without any particular range emphasized. Due to the more neutral bass, the sub-bass is more prominent on the CFA3 and appears to have greater extension. The overall bass quantity is about the same but CFA3 demonstrates slightly superior control. Texturing & detail on the CFA3 is also superior whilest the Bakoon appears slightly veiled by the warmth, though in a pleasant manner. Bass hits on the Bakoon are more rounded in character while the CFA3’s are more distinct and sharp.

Mids

Both amps present excellent, lifelike vocals, tonality, and instrument reproduction. Bakoon has a slightly fuller, richer sound due to the elevated mid/upper bass, giving the vocals a warmer, breathier sensation. Female vocals are especially seductive, though male vocals can lack a bit of grunt at times. CFA3 is equally full bodied, but without any additional colouration. Like the bass, detail and texture in the midrange is better on the CFA3 as the warmth again does hinder and veils the trailing ends of tones a bit on the Bakoon. However, what I personally find is that the warmth adds more emotions and engagement to the music. The vocals on the CFA3, while can been seen as more accurate, weirdly feels almost indifferent and aloof at times.

Treble

The highs on the CFA3 are better extended than the Bakoon, which presents the treble in an almost tube like fashion with its liquidity and non-fatiguing nature. Both have excellent sparkles when called for but the CFA3 is just ever so airier and treble appear more effortless and free flowing. The liquid, smooth, and easy to listen to treble of the Bakoon is a double edged sword in that some of the finer grains of detail are glossed over but can be made out on the CFA3.

Overall, the CFA3 excels at accuracy, resolution, transparency, and detail. The Bakoon is a step behind but makes up the ground with its extremely unique, almost SE tube like presentation. It has a fuller, warmer, and richer sound while still retaining most of CFA3’s positive traits.

Soundstage, Imaging, & Instrument Separation

The CFA3 has a notably wider and slightly deeper stage, see diagram for how I visualize the difference.


Picture1.png


The stage on the Bakoon Susvara combo feels somewhat spherical, like you’re in a bubble of music and in the middle of the performance with the musicians. The depth is excellent but doesn’t go very wide. Listen to the same song on the Bakoon vs CFA3 is akin to a small jazz club vs a larger outdoor stadium. This does mean, however, that you feel “closer” to the music and have an on-stage experience with the Bakoon and on the CFA3, you feel more like you’re in the audience, watching the performance. Imaging is excellent on both, albeit presented differently due to the stage size. Instruments also have more air in the CFA3 due to the stage size, leaving more “space” for the instruments to be spaced out and A/Bing the two does leave the Bakoon feeling more intimate. The Susvara & CFA3 is also quite a bit more “out of head” feel, almost approaching Abyss levels. I definitely had more of those head turning moments where I went wow that literally felt like it came from the other side of room on the CFA3 than the Bakoon.

Attack & Dynamic Slam

Despite the warmer, softer nature of the Bakoon, it hits deceptively hard and kicks like a mule when called for. However, the CFA3’s more linear bass and subsequently more prominent sub-bass does leave the listener with the sensation of greater slam and impact, not only in the bass, but across the entire frequency range. Musical notes and attack are extremely explosive, quick and authoritative. I think the reason the Bakoon falls slightly behind here is due to the warmth, which almost act as bit of a resistive force. The CFA3’s combination of the crystalline like transparency and explosive nature transforms the Susvara into an absolute animal while tastefully tiptoeing the line of too in your face, fatiguing or forward. The Bakoon, on the other hand, still has plenty of force and grunt, but presents music in a more laid back, relaxed fashion. These two traits alone implies listening to the Susvara on the Bakoon and CFA3 are two very different experiences.

Overall Experience – Synergy

Objectively, the CFA3 bests the 13R in just about every category mentioned above. It is more resolving, refined, transparent and detailed across the entire frequency range. The soundstage is bigger, speed is faster, and slams harder. One would naturally conclude then that it is the better amp for the Susvara but that’s not exactly the case for me personally.

Why?

For myself at least, there is a level of ‘good enough’ in terms of performance when reached, I no longer crave more. Admittedly, it took an amp with the calibre of the Bakoon to satisfy my desire of searching for better. Purchasing the CFA3 was more out of curiosity than me feeling the Susvara wasn’t well driven from the Bakoon. So even though the CFA3 beats the Bakoon in all those areas, when I went back to the Bakoon, I didn’t feel like I was missing out on those extra details and whatnot because the Bakoon was already so good.

At such high level of performance which both the CFA3 and Bakoon possesses, personal sound signature preferences, I believe, play a much bigger role than the bass hitting slightly harder on one amp. How well a particular amp synergizes with the headphone and the final sound signature, be it warmer, more analytical, etc. will ultimately decide what the better amp is for you personally.

The Susvara is a fairly neutral headphone with a slight warm tilt and laid-back presentation which I quite like. What I find is that the CFA3 contrasts the Susvara – hardens the edges of musical notes, noticeably improves slam and forwardness of the music. It adds no colouration, euphony, sweetness – it is the poster child of neutral. On the other hand, the Bakoon complements the Susvara with its equally laid back, slightly warmer sound signature. The romantic, lush presentation reminiscences that of a SE tube amp.

The technical performance of the CFA3 is a notable step up from the Bakoon and Formula S, but it is more of a direct upgrade over the Formula S and other similar neutral amps instead of the Bakoon due to 13R’s unique tonality and presentation. If you’re familiar with the Focal headphones, the best analogy I can think of is the following: the CFA3 is like the Utopia and the Bakoon/FS is like the Stellia for technicalities. Following a similar path of metaphoric descriptors, if you’re familiar with the 1266, which also has a neutral tonality, at least slightly more neutral than Susvara IMO, I A/B’ed the Susvara + CFA3 vs the 1266 + Bakoon and found that the tonality & warmth of the Sus + CFA3 and 1266 + Bakoon to be extremely close.

So what’s my conclusion? I like both EQUALLY. I like the Bakoon for its seemingly magical synergy with the Susvara and I like the CFA3 for when I want a more technical, reference listening experience. To me, these two amps complement each other well for the Susvara and presents music in very different fashion that it is not at all redundant to have both in the arsenal.

In summary….

You might prefer the CFA3 over the Bakoon if you:
  • Like neutral, reference sounding amps (Formula S, HPA4, etc) more than warmer, softer amps
  • Find Susvara a bit soft & lacking dynamic slam, and too laid back
  • Care more about technical performance and accuracy
  • Listen to bass heavy music, any music where soundstage size is important, any genre where a forward / aggressive presentation is preferred
  • Are not bothered / constrained by the physical size of the amp
  • Are not bothered by the fact you are likely unable to demo it as it is a build to order DIY
You might prefer the Bakoon over the CFA3 if you:
  • Enjoy a more laid back, coloured, lusher, almost SE tube-like presentation from a solid state
  • Want an amp with similar strength as the Susvara
  • Are after synergy with Susvara than squeezing every ounce of technical performance
  • Are looking for a more emotional, easier to listen to, engaging presentation
  • Are space constrained / care about the physical amp size
  • Are not bothered by the fact the Bakoon is SE only with no balanced input/output
Lastly, for anyone interested in CFA3, @Dukei is the man! He's an awesome builder and an even more amazing person, would highly recommend.
Great review, mirrors my thoughts when I compared them as well.
 
Jan 8, 2022 at 12:30 PM Post #13,671 of 25,671
Kevin Gilmore CFA3 vs Bakoon 13R

Now that I’ve had some extended listening and A/Bing, here are my thoughts on the two excellent amping options for the Susvara. Out of all my electronics, amps, DACs, preamps, whatnot, I’ve owned the Bakoon the longest – it being my reference amp and I’ve used over 20 DACs and 5 tube preamps with it.

The Susvara is my favourite headphone and like many other owners, I found myself on the seemingly never-ending journey of finding the right amp to power it and squeeze every ounce of performance and bass out of it. I’ve tried a handful of the most popular amps both Solid State (Formula S + Powerman, HPA4) and Tubes (WA33EE, Auris Nirvana, Manley Absolute) and I greatly preferred the Bakoon over both the solid states and over all 3 Tube amps when the Bakoon is fed by transparent Tube preamps.

The 13R Susvara combo has been deemed by numerous reviews both there on HeadFi and review platforms as one of the best pairings so I was curious if the CFA3 could overthrow it.

Chain, Music Choices

Chain: Roon (Flac) > Tidal Camira DAC > ARC Ref 5 Tube Preamp > CFA3 / 13R > Susvara
Genre: 80% Electronic (EDM, Techno, Synthwave, Trance), 20% the rest… (Pop, Hip hop, Rnb, Rock, Metal, soundtrack/instrumental)

Personal sound signature preference: warm side of neutral, full bodied vocals, strong bass/dynamic impact, sparkly treble, and ‘musicality’ over ‘correctness’

Power & Size

Bakoon: 25W into 8 Ohms or ~3.333W into 60 Ohms for Susvara
CFA3: 16W into 50 Ohms or ~13.333W into 60 Ohms for Susvara

Bakoon: 230 mm (W) x 230 mm (D) x 55 mm (H) / 9” (W) x 9” (D) x 2.165” (H)
CFA3: 450 mm (W) x 415 mm (D) x 100 mm (H) / 17.7” (W) x 16.33” (D) x 3.93” (H)

Frequency Response

Bass


The Bakoon has a slight emphasis in the mid/upper bass region, giving it the signature warm tonality and full bodied sound. The lows on the CFA3 is more linear without any particular range emphasized. Due to the more neutral bass, the sub-bass is more prominent on the CFA3 and appears to have greater extension. The overall bass quantity is about the same but CFA3 demonstrates slightly superior control. Texturing & detail on the CFA3 is also superior whilest the Bakoon appears slightly veiled by the warmth, though in a pleasant manner. Bass hits on the Bakoon are more rounded in character while the CFA3’s are more distinct and sharp.

Mids

Both amps present excellent, lifelike vocals, tonality, and instrument reproduction. Bakoon has a slightly fuller, richer sound due to the elevated mid/upper bass, giving the vocals a warmer, breathier sensation. Female vocals are especially seductive, though male vocals can lack a bit of grunt at times. CFA3 is equally full bodied, but without any additional colouration. Like the bass, detail and texture in the midrange is better on the CFA3 as the warmth again does hinder and veils the trailing ends of tones a bit on the Bakoon. However, what I personally find is that the warmth adds more emotions and engagement to the music. The vocals on the CFA3, while can been seen as more accurate, weirdly feels almost indifferent and aloof at times.

Treble

The highs on the CFA3 are better extended than the Bakoon, which presents the treble in an almost tube like fashion with its liquidity and non-fatiguing nature. Both have excellent sparkles when called for but the CFA3 is just ever so airier and treble appear more effortless and free flowing. The liquid, smooth, and easy to listen to treble of the Bakoon is a double edged sword in that some of the finer grains of detail are glossed over but can be made out on the CFA3.

Overall, the CFA3 excels at accuracy, resolution, transparency, and detail. The Bakoon is a step behind but makes up the ground with its extremely unique, almost SE tube like presentation. It has a fuller, warmer, and richer sound while still retaining most of CFA3’s positive traits.

Soundstage, Imaging, & Instrument Separation

The CFA3 has a notably wider and slightly deeper stage, see diagram for how I visualize the difference.


Picture1.png


The stage on the Bakoon Susvara combo feels somewhat spherical, like you’re in a bubble of music and in the middle of the performance with the musicians. The depth is excellent but doesn’t go very wide. Listen to the same song on the Bakoon vs CFA3 is akin to a small jazz club vs a larger outdoor stadium. This does mean, however, that you feel “closer” to the music and have an on-stage experience with the Bakoon and on the CFA3, you feel more like you’re in the audience, watching the performance. Imaging is excellent on both, albeit presented differently due to the stage size. Instruments also have more air in the CFA3 due to the stage size, leaving more “space” for the instruments to be spaced out and A/Bing the two does leave the Bakoon feeling more intimate. The Susvara & CFA3 is also quite a bit more “out of head” feel, almost approaching Abyss levels. I definitely had more of those head turning moments where I went wow that literally felt like it came from the other side of room on the CFA3 than the Bakoon.

Attack & Dynamic Slam

Despite the warmer, softer nature of the Bakoon, it hits deceptively hard and kicks like a mule when called for. However, the CFA3’s more linear bass and subsequently more prominent sub-bass does leave the listener with the sensation of greater slam and impact, not only in the bass, but across the entire frequency range. Musical notes and attack are extremely explosive, quick and authoritative. I think the reason the Bakoon falls slightly behind here is due to the warmth, which almost act as bit of a resistive force. The CFA3’s combination of the crystalline like transparency and explosive nature transforms the Susvara into an absolute animal while tastefully tiptoeing the line of too in your face, fatiguing or forward. The Bakoon, on the other hand, still has plenty of force and grunt, but presents music in a more laid back, relaxed fashion. These two traits alone implies listening to the Susvara on the Bakoon and CFA3 are two very different experiences.

Overall Experience – Synergy

Objectively, the CFA3 bests the 13R in just about every category mentioned above. It is more resolving, refined, transparent and detailed across the entire frequency range. The soundstage is bigger, speed is faster, and slams harder. One would naturally conclude then that it is the better amp for the Susvara but that’s not exactly the case for me personally.

Why?

For myself at least, there is a level of ‘good enough’ in terms of performance when reached, I no longer crave more. Admittedly, it took an amp with the calibre of the Bakoon to satisfy my desire of searching for better. Purchasing the CFA3 was more out of curiosity than me feeling the Susvara wasn’t well driven from the Bakoon. So even though the CFA3 beats the Bakoon in all those areas, when I went back to the Bakoon, I didn’t feel like I was missing out on those extra details and whatnot because the Bakoon was already so good.

At such high level of performance which both the CFA3 and Bakoon possesses, personal sound signature preferences, I believe, play a much bigger role than the bass hitting slightly harder on one amp. How well a particular amp synergizes with the headphone and the final sound signature, be it warmer, more analytical, etc. will ultimately decide what the better amp is for you personally.

The Susvara is a fairly neutral headphone with a slight warm tilt and laid-back presentation which I quite like. What I find is that the CFA3 contrasts the Susvara – hardens the edges of musical notes, noticeably improves slam and forwardness of the music. It adds no colouration, euphony, sweetness – it is the poster child of neutral. On the other hand, the Bakoon complements the Susvara with its equally laid back, slightly warmer sound signature. The romantic, lush presentation reminiscences that of a SE tube amp.

The technical performance of the CFA3 is a notable step up from the Bakoon and Formula S, but it is more of a direct upgrade over the Formula S and other similar neutral amps instead of the Bakoon due to 13R’s unique tonality and presentation. If you’re familiar with the Focal headphones, the best analogy I can think of is the following: the CFA3 is like the Utopia and the Bakoon/FS is like the Stellia for technicalities. Following a similar path of metaphoric descriptors, if you’re familiar with the 1266, which also has a neutral tonality, at least slightly more neutral than Susvara IMO, I A/B’ed the Susvara + CFA3 vs the 1266 + Bakoon and found that the tonality & warmth of the Sus + CFA3 and 1266 + Bakoon to be extremely close.

So what’s my conclusion? I like both EQUALLY. I like the Bakoon for its seemingly magical synergy with the Susvara and I like the CFA3 for when I want a more technical, reference listening experience. To me, these two amps complement each other well for the Susvara and presents music in very different fashion that it is not at all redundant to have both in the arsenal.

In summary….

You might prefer the CFA3 over the Bakoon if you:
  • Like neutral, reference sounding amps (Formula S, HPA4, etc) more than warmer, softer amps
  • Find Susvara a bit soft & lacking dynamic slam, and too laid back
  • Care more about technical performance and accuracy
  • Listen to bass heavy music, any music where soundstage size is important, any genre where a forward / aggressive presentation is preferred
  • Are not bothered / constrained by the physical size of the amp
  • Are not bothered by the fact you are likely unable to demo it as it is a build to order DIY
You might prefer the Bakoon over the CFA3 if you:
  • Enjoy a more laid back, coloured, lusher, almost SE tube-like presentation from a solid state
  • Want an amp with similar strength as the Susvara
  • Are after synergy with Susvara than squeezing every ounce of technical performance
  • Are looking for a more emotional, easier to listen to, engaging presentation
  • Are space constrained / care about the physical amp size
  • Are not bothered by the fact the Bakoon is SE only with no balanced input/output
Lastly, for anyone interested in CFA3, @Dukei is the man! He's an awesome builder and an even more amazing person, would highly recommend.

This is an extremely well thought out comparison. Truly enjoyed reading. And it certainly echoes what I've come to understand over the years. Once a certain level of high technical performance is met, it's really all about different flavors of sound and different preferences. As much as we make blanket statements about a given piece of gear being better than another or 'best', we really should be qualifying that by understanding the preferences of the person stating it. You really made your own preferences clear and I loved how you laid out who might enjoy either amp based on a few guiding bullets. Again, just overall, an excellent set of impressions. :)
 
Jan 8, 2022 at 12:41 PM Post #13,672 of 25,671
Photo courtesy of @Sajid Amit
76BE9632-EAF4-4309-972C-74D5440E855E.jpeg

I still think I’ll keep my sr009S though, but man these are freaking spectacular even out of my A90.
 
Jan 8, 2022 at 10:09 PM Post #13,674 of 25,671
Kevin Gilmore CFA3 vs Bakoon 13R

Now that I’ve had some extended listening and A/Bing, here are my thoughts on the two excellent amping options for the Susvara. Out of all my electronics, amps, DACs, preamps, whatnot, I’ve owned the Bakoon the longest – it being my reference amp and I’ve used over 20 DACs and 5 tube preamps with it.

The Susvara is my favourite headphone and like many other owners, I found myself on the seemingly never-ending journey of finding the right amp to power it and squeeze every ounce of performance and bass out of it. I’ve tried a handful of the most popular amps both Solid State (Formula S + Powerman, HPA4) and Tubes (WA33EE, Auris Nirvana, Manley Absolute) and I greatly preferred the Bakoon over both the solid states and over all 3 Tube amps when the Bakoon is fed by transparent Tube preamps.

The 13R Susvara combo has been deemed by numerous reviews both there on HeadFi and review platforms as one of the best pairings so I was curious if the CFA3 could overthrow it.

Chain, Music Choices

Chain: Roon (Flac) > Tidal Camira DAC > ARC Ref 5 Tube Preamp > CFA3 / 13R > Susvara
Genre: 80% Electronic (EDM, Techno, Synthwave, Trance), 20% the rest… (Pop, Hip hop, Rnb, Rock, Metal, soundtrack/instrumental)

Personal sound signature preference: warm side of neutral, full bodied vocals, strong bass/dynamic impact, sparkly treble, and ‘musicality’ over ‘correctness’

Power & Size

Bakoon: 25W into 8 Ohms or ~3.333W into 60 Ohms for Susvara
CFA3: 16W into 50 Ohms or ~13.333W into 60 Ohms for Susvara

Bakoon: 230 mm (W) x 230 mm (D) x 55 mm (H) / 9” (W) x 9” (D) x 2.165” (H)
CFA3: 450 mm (W) x 415 mm (D) x 100 mm (H) / 17.7” (W) x 16.33” (D) x 3.93” (H)

Frequency Response

Bass


The Bakoon has a slight emphasis in the mid/upper bass region, giving it the signature warm tonality and full bodied sound. The lows on the CFA3 is more linear without any particular range emphasized. Due to the more neutral bass, the sub-bass is more prominent on the CFA3 and appears to have greater extension. The overall bass quantity is about the same but CFA3 demonstrates slightly superior control. Texturing & detail on the CFA3 is also superior whilest the Bakoon appears slightly veiled by the warmth, though in a pleasant manner. Bass hits on the Bakoon are more rounded in character while the CFA3’s are more distinct and sharp.

Mids

Both amps present excellent, lifelike vocals, tonality, and instrument reproduction. Bakoon has a slightly fuller, richer sound due to the elevated mid/upper bass, giving the vocals a warmer, breathier sensation. Female vocals are especially seductive, though male vocals can lack a bit of grunt at times. CFA3 is equally full bodied, but without any additional colouration. Like the bass, detail and texture in the midrange is better on the CFA3 as the warmth again does hinder and veils the trailing ends of tones a bit on the Bakoon. However, what I personally find is that the warmth adds more emotions and engagement to the music. The vocals on the CFA3, while can been seen as more accurate, weirdly feels almost indifferent and aloof at times.

Treble

The highs on the CFA3 are better extended than the Bakoon, which presents the treble in an almost tube like fashion with its liquidity and non-fatiguing nature. Both have excellent sparkles when called for but the CFA3 is just ever so airier and treble appear more effortless and free flowing. The liquid, smooth, and easy to listen to treble of the Bakoon is a double edged sword in that some of the finer grains of detail are glossed over but can be made out on the CFA3.

Overall, the CFA3 excels at accuracy, resolution, transparency, and detail. The Bakoon is a step behind but makes up the ground with its extremely unique, almost SE tube like presentation. It has a fuller, warmer, and richer sound while still retaining most of CFA3’s positive traits.

Soundstage, Imaging, & Instrument Separation

The CFA3 has a notably wider and slightly deeper stage, see diagram for how I visualize the difference.


Picture1.png


The stage on the Bakoon Susvara combo feels somewhat spherical, like you’re in a bubble of music and in the middle of the performance with the musicians. The depth is excellent but doesn’t go very wide. Listen to the same song on the Bakoon vs CFA3 is akin to a small jazz club vs a larger outdoor stadium. This does mean, however, that you feel “closer” to the music and have an on-stage experience with the Bakoon and on the CFA3, you feel more like you’re in the audience, watching the performance. Imaging is excellent on both, albeit presented differently due to the stage size. Instruments also have more air in the CFA3 due to the stage size, leaving more “space” for the instruments to be spaced out and A/Bing the two does leave the Bakoon feeling more intimate. The Susvara & CFA3 is also quite a bit more “out of head” feel, almost approaching Abyss levels. I definitely had more of those head turning moments where I went wow that literally felt like it came from the other side of room on the CFA3 than the Bakoon.

Attack & Dynamic Slam

Despite the warmer, softer nature of the Bakoon, it hits deceptively hard and kicks like a mule when called for. However, the CFA3’s more linear bass and subsequently more prominent sub-bass does leave the listener with the sensation of greater slam and impact, not only in the bass, but across the entire frequency range. Musical notes and attack are extremely explosive, quick and authoritative. I think the reason the Bakoon falls slightly behind here is due to the warmth, which almost act as bit of a resistive force. The CFA3’s combination of the crystalline like transparency and explosive nature transforms the Susvara into an absolute animal while tastefully tiptoeing the line of too in your face, fatiguing or forward. The Bakoon, on the other hand, still has plenty of force and grunt, but presents music in a more laid back, relaxed fashion. These two traits alone implies listening to the Susvara on the Bakoon and CFA3 are two very different experiences.

Overall Experience – Synergy

Objectively, the CFA3 bests the 13R in just about every category mentioned above. It is more resolving, refined, transparent and detailed across the entire frequency range. The soundstage is bigger, speed is faster, and slams harder. One would naturally conclude then that it is the better amp for the Susvara but that’s not exactly the case for me personally.

Why?

For myself at least, there is a level of ‘good enough’ in terms of performance when reached, I no longer crave more. Admittedly, it took an amp with the calibre of the Bakoon to satisfy my desire of searching for better. Purchasing the CFA3 was more out of curiosity than me feeling the Susvara wasn’t well driven from the Bakoon. So even though the CFA3 beats the Bakoon in all those areas, when I went back to the Bakoon, I didn’t feel like I was missing out on those extra details and whatnot because the Bakoon was already so good.

At such high level of performance which both the CFA3 and Bakoon possesses, personal sound signature preferences, I believe, play a much bigger role than the bass hitting slightly harder on one amp. How well a particular amp synergizes with the headphone and the final sound signature, be it warmer, more analytical, etc. will ultimately decide what the better amp is for you personally.

The Susvara is a fairly neutral headphone with a slight warm tilt and laid-back presentation which I quite like. What I find is that the CFA3 contrasts the Susvara – hardens the edges of musical notes, noticeably improves slam and forwardness of the music. It adds no colouration, euphony, sweetness – it is the poster child of neutral. On the other hand, the Bakoon complements the Susvara with its equally laid back, slightly warmer sound signature. The romantic, lush presentation reminiscences that of a SE tube amp.

The technical performance of the CFA3 is a notable step up from the Bakoon and Formula S, but it is more of a direct upgrade over the Formula S and other similar neutral amps instead of the Bakoon due to 13R’s unique tonality and presentation. If you’re familiar with the Focal headphones, the best analogy I can think of is the following: the CFA3 is like the Utopia and the Bakoon/FS is like the Stellia for technicalities. Following a similar path of metaphoric descriptors, if you’re familiar with the 1266, which also has a neutral tonality, at least slightly more neutral than Susvara IMO, I A/B’ed the Susvara + CFA3 vs the 1266 + Bakoon and found that the tonality & warmth of the Sus + CFA3 and 1266 + Bakoon to be extremely close.

So what’s my conclusion? I like both EQUALLY. I like the Bakoon for its seemingly magical synergy with the Susvara and I like the CFA3 for when I want a more technical, reference listening experience. To me, these two amps complement each other well for the Susvara and presents music in very different fashion that it is not at all redundant to have both in the arsenal.

In summary….

You might prefer the CFA3 over the Bakoon if you:
  • Like neutral, reference sounding amps (Formula S, HPA4, etc) more than warmer, softer amps
  • Find Susvara a bit soft & lacking dynamic slam, and too laid back
  • Care more about technical performance and accuracy
  • Listen to bass heavy music, any music where soundstage size is important, any genre where a forward / aggressive presentation is preferred
  • Are not bothered / constrained by the physical size of the amp
  • Are not bothered by the fact you are likely unable to demo it as it is a build to order DIY
You might prefer the Bakoon over the CFA3 if you:
  • Enjoy a more laid back, coloured, lusher, almost SE tube-like presentation from a solid state
  • Want an amp with similar strength as the Susvara
  • Are after synergy with Susvara than squeezing every ounce of technical performance
  • Are looking for a more emotional, easier to listen to, engaging presentation
  • Are space constrained / care about the physical amp size
  • Are not bothered by the fact the Bakoon is SE only with no balanced input/output
Lastly, for anyone interested in CFA3, @Dukei is the man! He's an awesome builder and an even more amazing person, would highly recommend.
Really nice write up. The slam from the CFA3 is also very impressive to me.
 
Jan 8, 2022 at 10:19 PM Post #13,675 of 25,671
Kevin Gilmore CFA3 vs Bakoon 13R

Now that I’ve had some extended listening and A/Bing, here are my thoughts on the two excellent amping options for the Susvara. Out of all my electronics, amps, DACs, preamps, whatnot, I’ve owned the Bakoon the longest – it being my reference amp and I’ve used over 20 DACs and 5 tube preamps with it.

The Susvara is my favourite headphone and like many other owners, I found myself on the seemingly never-ending journey of finding the right amp to power it and squeeze every ounce of performance and bass out of it. I’ve tried a handful of the most popular amps both Solid State (Formula S + Powerman, HPA4) and Tubes (WA33EE, Auris Nirvana, Manley Absolute) and I greatly preferred the Bakoon over both the solid states and over all 3 Tube amps when the Bakoon is fed by transparent Tube preamps.

The 13R Susvara combo has been deemed by numerous reviews both there on HeadFi and review platforms as one of the best pairings so I was curious if the CFA3 could overthrow it.

Chain, Music Choices

Chain: Roon (Flac) > Tidal Camira DAC > ARC Ref 5 Tube Preamp > CFA3 / 13R > Susvara
Genre: 80% Electronic (EDM, Techno, Synthwave, Trance), 20% the rest… (Pop, Hip hop, Rnb, Rock, Metal, soundtrack/instrumental)

Personal sound signature preference: warm side of neutral, full bodied vocals, strong bass/dynamic impact, sparkly treble, and ‘musicality’ over ‘correctness’

Power & Size

Bakoon: 25W into 8 Ohms or ~3.333W into 60 Ohms for Susvara
CFA3: 16W into 50 Ohms or ~13.333W into 60 Ohms for Susvara

Bakoon: 230 mm (W) x 230 mm (D) x 55 mm (H) / 9” (W) x 9” (D) x 2.165” (H)
CFA3: 450 mm (W) x 415 mm (D) x 100 mm (H) / 17.7” (W) x 16.33” (D) x 3.93” (H)

Frequency Response

Bass


The Bakoon has a slight emphasis in the mid/upper bass region, giving it the signature warm tonality and full bodied sound. The lows on the CFA3 is more linear without any particular range emphasized. Due to the more neutral bass, the sub-bass is more prominent on the CFA3 and appears to have greater extension. The overall bass quantity is about the same but CFA3 demonstrates slightly superior control. Texturing & detail on the CFA3 is also superior whilest the Bakoon appears slightly veiled by the warmth, though in a pleasant manner. Bass hits on the Bakoon are more rounded in character while the CFA3’s are more distinct and sharp.

Mids

Both amps present excellent, lifelike vocals, tonality, and instrument reproduction. Bakoon has a slightly fuller, richer sound due to the elevated mid/upper bass, giving the vocals a warmer, breathier sensation. Female vocals are especially seductive, though male vocals can lack a bit of grunt at times. CFA3 is equally full bodied, but without any additional colouration. Like the bass, detail and texture in the midrange is better on the CFA3 as the warmth again does hinder and veils the trailing ends of tones a bit on the Bakoon. However, what I personally find is that the warmth adds more emotions and engagement to the music. The vocals on the CFA3, while can been seen as more accurate, weirdly feels almost indifferent and aloof at times.

Treble

The highs on the CFA3 are better extended than the Bakoon, which presents the treble in an almost tube like fashion with its liquidity and non-fatiguing nature. Both have excellent sparkles when called for but the CFA3 is just ever so airier and treble appear more effortless and free flowing. The liquid, smooth, and easy to listen to treble of the Bakoon is a double edged sword in that some of the finer grains of detail are glossed over but can be made out on the CFA3.

Overall, the CFA3 excels at accuracy, resolution, transparency, and detail. The Bakoon is a step behind but makes up the ground with its extremely unique, almost SE tube like presentation. It has a fuller, warmer, and richer sound while still retaining most of CFA3’s positive traits.

Soundstage, Imaging, & Instrument Separation

The CFA3 has a notably wider and slightly deeper stage, see diagram for how I visualize the difference.


Picture1.png


The stage on the Bakoon Susvara combo feels somewhat spherical, like you’re in a bubble of music and in the middle of the performance with the musicians. The depth is excellent but doesn’t go very wide. Listen to the same song on the Bakoon vs CFA3 is akin to a small jazz club vs a larger outdoor stadium. This does mean, however, that you feel “closer” to the music and have an on-stage experience with the Bakoon and on the CFA3, you feel more like you’re in the audience, watching the performance. Imaging is excellent on both, albeit presented differently due to the stage size. Instruments also have more air in the CFA3 due to the stage size, leaving more “space” for the instruments to be spaced out and A/Bing the two does leave the Bakoon feeling more intimate. The Susvara & CFA3 is also quite a bit more “out of head” feel, almost approaching Abyss levels. I definitely had more of those head turning moments where I went wow that literally felt like it came from the other side of room on the CFA3 than the Bakoon.

Attack & Dynamic Slam

Despite the warmer, softer nature of the Bakoon, it hits deceptively hard and kicks like a mule when called for. However, the CFA3’s more linear bass and subsequently more prominent sub-bass does leave the listener with the sensation of greater slam and impact, not only in the bass, but across the entire frequency range. Musical notes and attack are extremely explosive, quick and authoritative. I think the reason the Bakoon falls slightly behind here is due to the warmth, which almost act as bit of a resistive force. The CFA3’s combination of the crystalline like transparency and explosive nature transforms the Susvara into an absolute animal while tastefully tiptoeing the line of too in your face, fatiguing or forward. The Bakoon, on the other hand, still has plenty of force and grunt, but presents music in a more laid back, relaxed fashion. These two traits alone implies listening to the Susvara on the Bakoon and CFA3 are two very different experiences.

Overall Experience – Synergy

Objectively, the CFA3 bests the 13R in just about every category mentioned above. It is more resolving, refined, transparent and detailed across the entire frequency range. The soundstage is bigger, speed is faster, and slams harder. One would naturally conclude then that it is the better amp for the Susvara but that’s not exactly the case for me personally.

Why?

For myself at least, there is a level of ‘good enough’ in terms of performance when reached, I no longer crave more. Admittedly, it took an amp with the calibre of the Bakoon to satisfy my desire of searching for better. Purchasing the CFA3 was more out of curiosity than me feeling the Susvara wasn’t well driven from the Bakoon. So even though the CFA3 beats the Bakoon in all those areas, when I went back to the Bakoon, I didn’t feel like I was missing out on those extra details and whatnot because the Bakoon was already so good.

At such high level of performance which both the CFA3 and Bakoon possesses, personal sound signature preferences, I believe, play a much bigger role than the bass hitting slightly harder on one amp. How well a particular amp synergizes with the headphone and the final sound signature, be it warmer, more analytical, etc. will ultimately decide what the better amp is for you personally.

The Susvara is a fairly neutral headphone with a slight warm tilt and laid-back presentation which I quite like. What I find is that the CFA3 contrasts the Susvara – hardens the edges of musical notes, noticeably improves slam and forwardness of the music. It adds no colouration, euphony, sweetness – it is the poster child of neutral. On the other hand, the Bakoon complements the Susvara with its equally laid back, slightly warmer sound signature. The romantic, lush presentation reminiscences that of a SE tube amp.

The technical performance of the CFA3 is a notable step up from the Bakoon and Formula S, but it is more of a direct upgrade over the Formula S and other similar neutral amps instead of the Bakoon due to 13R’s unique tonality and presentation. If you’re familiar with the Focal headphones, the best analogy I can think of is the following: the CFA3 is like the Utopia and the Bakoon/FS is like the Stellia for technicalities. Following a similar path of metaphoric descriptors, if you’re familiar with the 1266, which also has a neutral tonality, at least slightly more neutral than Susvara IMO, I A/B’ed the Susvara + CFA3 vs the 1266 + Bakoon and found that the tonality & warmth of the Sus + CFA3 and 1266 + Bakoon to be extremely close.

So what’s my conclusion? I like both EQUALLY. I like the Bakoon for its seemingly magical synergy with the Susvara and I like the CFA3 for when I want a more technical, reference listening experience. To me, these two amps complement each other well for the Susvara and presents music in very different fashion that it is not at all redundant to have both in the arsenal.

In summary….

You might prefer the CFA3 over the Bakoon if you:
  • Like neutral, reference sounding amps (Formula S, HPA4, etc) more than warmer, softer amps
  • Find Susvara a bit soft & lacking dynamic slam, and too laid back
  • Care more about technical performance and accuracy
  • Listen to bass heavy music, any music where soundstage size is important, any genre where a forward / aggressive presentation is preferred
  • Are not bothered / constrained by the physical size of the amp
  • Are not bothered by the fact you are likely unable to demo it as it is a build to order DIY
You might prefer the Bakoon over the CFA3 if you:
  • Enjoy a more laid back, coloured, lusher, almost SE tube-like presentation from a solid state
  • Want an amp with similar strength as the Susvara
  • Are after synergy with Susvara than squeezing every ounce of technical performance
  • Are looking for a more emotional, easier to listen to, engaging presentation
  • Are space constrained / care about the physical amp size
  • Are not bothered by the fact the Bakoon is SE only with no balanced input/output
Lastly, for anyone interested in CFA3, @Dukei is the man! He's an awesome builder and an even more amazing person, would highly recommend.
Amazing comparison :L3000:
 
Jan 8, 2022 at 10:53 PM Post #13,676 of 25,671
Sorry I was wrong. I’m running low pass at 50hz 😬.
That’s cool. That’s one thing I find missing in headphone listening. The feeling of sound waves hitting your body. You can get bass with EQ to vibrate your outer ear a bit but it’s not the same.

Still debating which sub to get. Probably will get the svs micro 3000 though just not sure it goes low enough.

Is your headphone playing full spectrum and you just add a sub with crossover at 50hz? Is the sub low volume or do you need to crank it up?
 
Jan 8, 2022 at 11:09 PM Post #13,677 of 25,671
i don’t have any complaints to Susvara , bass just good enough, tide, fast , with good colorful of notes and not bother notes next to base, maybe problem with amps? I have two amps , Formula S with Powerman and Auris Nirvana, both of them handle Susvara pretty easy and I’m sure it’s not the best amps for Susvara, BTW I bought my amps on Head-Fi for very reasonable price
 
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Jan 8, 2022 at 11:31 PM Post #13,678 of 25,671
i don’t have any complaints to Susvara , bass just good enough, tide, fast , with good colorful of notes and not bother notes next to base, maybe problem with amps? I have two amps , Formula S with Powerman and Auris Nirvana, both of them handle Susvara pretty easy and I’m sure it’s not the best amps for Susvara, BTW I bought my amps on Head-Fi for very reasonable price
I think the Auris Nirvana does a great job with Susvara (and most anything else), especially with tubes upgraded from stock....
 
Jan 9, 2022 at 4:08 AM Post #13,680 of 25,671
So currently all Susvara would come with 3.5mm connectors? I am considering purchasing one and I have an OCC upgrade cable that I use for D8000 Pro with 3.5mm connectors.
 

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