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Kimber Silver Streak & Neo d+ Review (XLR Cables)

NTTY

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This is a review and measurements of both XLR Kimber Kable Silver Streak and Neo d+ (by Oyaide).

KimbervsNeo.jpg


I was inspired again by the recent review of Amir, and not only did I have this Kimber Silver Streak cable, which I acquired a long time ago being told it would make a difference, I also discovered that it is still produced by the company as part of their "Summit" line. So, that triggered this second (and probable last) cable review from me.


Presentation

The Kimber has a cost of roughly $1'000 (1m) and the Neo d+ reaches up to $50 in 1m length, per what I saw. So the cost ratio is a good 20 between the two cables.

The Kimber Silver Streak uses one silver strand and two copper (go figure). BUT mine has two silver strands, probably because it is an old version of it, or the balanced version?

The XLR connectors are said to be silver plated too. I like a lot the look, the lightness, the quality of the connectors and ease of use as the cable bends easily. This cable targets the audiophile community.
Some specs are provided by Kimber (XLR):
  • (Cp) parallel capacitance: 37.1 pF/meter
  • (Ls) series inductance: 1.07uH/meter
  • (Rdc) dc loop resistance : 0.105 Ohm/meter
I've been using couple of these cables for quite a number of years and have always been satisfied.

The Neo d+ uses quality XLR connectors too (Gold plated bronze alloy), but despite their shorter length, they can sometimes be problematic because the flat cable itself is not as flexible as the one of the Kimber. But in the end, you need space behind the device for both of these cables.
The weight of the Neo can be a problem as they were pulling hard on the little Topping D50III that I used to test them, less so with the Kimber.

I like a lot the look of the Neo too and the ease of identification of their respective colors for left/right channels, even in the dark, which is on purpose as they target the DJ community. I currently use Neo d+ cables for my main system and I'm happy with them.
I could not find technical specs for the Neo d+.

As with my previous review, and since I don't have a super duper Audio Precision, I'm using a Topping D50III as the generator and a combo of Cosmos Scaler and E1AD ADCiso (Grade 0) as the ADC. So, first, let's have a look at the total performance of these in a loopback, using my standard TRS Cordial CMN2200 cable:

Cordial_CMN-TRS_Looback.jpg


This is a whooping 123.6db SINAD (4VRMS output) which would put the Topping D50III right where it is in Amir's chart: at the top of it.

If you compare with the review of Amir, this is the same SINAD but I get a little more distortion (just above -140dBr), which could be from the Topping or from my ADC setup. Either ways, this is the limit of the Audio Precision in terms of Noise (at 4Vrms), so it is good to see I can replicate and get the same measurements. With that precision, if one of these cable makes a difference, we'll see it.

Note that because the Topping D50III has TRS outputs only, I had to use a adaptor TRS to XLR for both cables under test. And same on the ADC side, by the way.

So let's start with the Kimber:

KimberSilverStreak_Looback_1kHz.jpg


Same, no change, no degradation. Only 0.1dB difference in SINAD (123.5dB) which could be due to the two adaptors I had to use.

Let's quickly go to the Neo d+:

Neod_Looback_1kHz.jpg


Same measured performance, but the Neo shows a very little something at 50Hz (mains) and that does not impact the results beyond 0.1dB lost in SINAD (that we can reasonably ignore).

On request of the community, I'm showing what happens when I put the cable on top of the power supply of my PC (actually below it as it generates more disruption, nearly nothing when it is on top):

1777653392922.png


This is an overlay of the two cables. They show very low captured noise and are essentially the same. This is the worst case scenario as I had to ensure the cables were running on the full length of the PS and exactly in the middle of it, else there was barely anything to report. Even so, the SINAD remained more than 122dB in both cases.

I spare you measurements of bandwidth up to 200kHz or square, as Amir and I did before with other cables, there are absolutely identical.

I just add the jitter view (48kHz):

Neod_vs_Kimber_JTest.jpg


Same results again.


Conclusion

Again, nothing new, you already knew the results just by reading the title.

Does the look and ease of use of the Kimber justify paying 20 times more for the same measured performances? I let you decide.

But I'm happy to see that the Kimber delivers, as I had some doubts. I though maybe being lower in the line that it could be a reason for downgraded performances. But no, we're safe.

Enjoy your weekend!

Flo
 
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Nice to have these results documented. I still don't understand bling cables you never see since they are behind everything. Thanks for taking the time to measure them.
 
I still don't understand bling cables you never see since they are behind everything. Thanks for taking the time to measure them.
It's the diminished bank account that makes it sound better ;)

The looks reinforce the illusion, but are secondary to the cable's function.

And the truly delusional will buy extralong cables laid out on cable risers in front of the speakers for that extra kick of gratification.
 
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It's the diminished bank account that makes it sound better ;)

The looks reinforce the illusion, but are secondary to the cable's function.

And the truly delusional will buy extralong cables laid out on cable risers in front of the speakers for that extra kick of gratification.
I have to admit that some 25 years ago, on my very first ever visit to a Hi-Fi Show, those cable risers had me intimidated as I did not know what they were and, when I found out, I remember thinking that I still have a loooooong way to go to achieve audiophile sound.
Thank God I never went down that route.

PS Good job as always @NTTY
 
Their prices say otherwise :D
True, but I have yet to see them make any claims of magic. And Gene over at Audioholics did measure one of their speakers cables and it has the lowest inductance.
 
True, but I have yet to see them make any claims of magic. And Gene over at Audioholics did measure one of their speakers cables and it has the lowest inductance.
Gene explained why it has the lowest inductance. It also has higher capacitance as a result. The reason Gene likes it is it looks nice, which is fair enough if you have the money. You can buy clones on aliexpress that will...sound the same :D
 
Nice to have these results documented. I still don't understand bling cables you never see since they are behind everything. Thanks for taking the time to measure them.
It's a religious item. It's not about reality anymore. It's about how you feel, how your brain processes things. You see connector. High price? High value. You buy. You happy. Sound gooder now. End of story.
 
Interestingly one (or even both?) wires come without shielding, what seems to be not necassary at all in audio bandwith?
 
Current market price for a troy ounce of silver is around $76. Does a one meter length of the Kimber contain even one troy ounce? And yet it costs 14 times the price of an ounce of silver and more than 20 times the price of an equivalent performing product made without silver.

More of a rip off than a snake oil product, though. It does perform its intended purpose, unlike a lot of true snake oil products like $15k grounding boxes which are nothing more than potting soil with a lightning arrestor buried inside an orange crate. This one does its core function as well as it can be done, just charges an outrageous premium for doing it which is the very definition of a rip off IMHO.
 
Gene explained why it has the lowest inductance. It also has higher capacitance as a result. The reason Gene likes it is it looks nice, which is fair enough if you have the money. You can buy clones on aliexpress that will...sound the same :D
Yes, that braided speaker cable does have a lot of capacitance.

Gene may have gotten it for free or at 80% discount because he is a reviewer, frankly, I would only buy such cables if it was cheaper than an Amazon cable.

However, price does not make them snake oil, they have to make extraordinary claims to consider such.
 
From what I read and seen, Kimber is the least snakey of snake oil.
I have been using Kimber KCAG (analog) and ADGL (digital) XLR cables for 20+ years (these both have 3 strands of silver not the two shown above). Plus have used their PK10 power cables from the same period.

At the time I got these, I think your comment was true... they basically had three lines of analog cables with the same design of three twisted strands [(1) all stands copper, (2) a mix of copper/silver and (3) all silver]. So same design, you just paid a bit more for some silver and a bit more still for all silver. Connectors were across three lines: inhouse and wbt for rca and XLR's from ??.

Their power cables lines where also simple (pk10, pk14 being different gauges and maybe two or three wattgate plug options).

They had two lines of spdif coax digital cables plus AES/EBU on XLR's

Speaker cables from memory was all based on two or three levels of a helix pattern (4 strands then 8 strands). I think all were copper based so the just paid more for more strands.

So this was all very simple an easy to understand.

Now their product lines is huge..they have the old classic line as noted above plus a new line of "aspirational" cables at increasing/inflated $$$$$.

So IMHO, they have jumped the shark and joined the snake oil bandwagon.

Peter
 
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That kimber is ugly-ass. And I like Genelec.
 
I have been using Kimber KCAG (analog) and ADGL (digital) XLR cables for 20+ years (these both have 3 strands of silver not the two shown above). Plus have used their PK10 power cables from the same period.

At the time I got these, I think your comment was true... they basically had three lines of analog cables with the same design of three twisted strands [(1) all stands copper, (2) a mix of copper/silver and (3) all silver]. So same design, you just paid a bit more for some silver and a bit more still for all silver. Connectors were across three lines: inhouse and wbt for rca and XLR's from ??.

Their power cables lines where also simple (pk10, pk14 being different gauges and maybe two or three wattgate plug options).

They had two lines of spdif coax digital cables plus AES/EBU on XLR's

Speaker cables from memory was all based on two or three levels of a helix pattern (4 strands then 8 strands). I think all were copper based so the just paid more for more strands.

So this was all very simple an easy to understand.

Now their product lines is huge..they have the old classic line as noted above plus a new line of "aspirational" cables at increasing/inflated $$$$$.

So IMHO, they have jumped the shark and joined the snake oil bandwagon.

Peter
I go back to 1998 when it was 4TC and 8TC. If my memory serves (maybe it doesn't here), each conductor had a number of strands of different thicknesses and each complate conductor was then plaited together as here. When I felt I could hear some differences in RCA based cables, I remember all the balanced cables I used and later made up, all basically 'sounded' as identical as I felt I could hear.
 
Who's the bigger idiot? The one selling a cable for $1000/m or the one buying it?
The avaricious shyster selling is taking advantage of the wealthy idiot buying.

Some of my cables are Amazon basics; some, Monoprice, and some, WBC - a combination of Mogami/Canare wire with Neutrik connectors. WBC is about as high-end as I am willing to go. I'd rather spend money on good equipment than on fairy-dusted cables of dubious value.
 
The possible differences between analog XLR cables are not distortion or frequency response!
The differences are in the areas of noise and interference.
 
But I'm happy to see that the Kimber delivers, as I had some doubts. I though maybe being lower in the line that it could be a reason for downgraded performances. But no, we're safe.
Whew, that's a relief!
 
Kimbers are great, used the 8TC speaker cable for years, I think it's been in production for like 30-40 years already?
 
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