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Ascilab C8C Active Speaker Review

Rate this speaker:

  • 1. Poor (headless panther)

    Votes: 1 0.3%
  • 2. Not terrible (postman panther)

    Votes: 7 2.4%
  • 3. Fine (happy panther)

    Votes: 52 18.1%
  • 4. Great (golfing panther)

    Votes: 227 79.1%

  • Total voters
    287
Thanks
For this speaker and other Ascilab speakers in general
Woofers: SB Acoustics, unless you see the crazy mountain range surround and then it's Purifi.
Tweeters: SB Acoustics if the phase plug looks like a circle with a vertical line through it. Purifi if it looks like a black ping-pong ball with holes all over.

Sorry, I know a list of models would be more useful but it's Friday and I'm lazy.
 
With these and the palmers, all those oligarch priced cardioid speakers are looking kind of silly right now.
These are still $6400 a pair. Let's not be pretending they're cheap. They also lack some of the functionality of the DD8C that some might find useful - e.g., REW filter integration, streaming endpoint capabilities, etc. but it's definitely an expensive speaker compared to this. So it depends how much you value those features, I guess.

Personally I find these to be a far better value than the Kii Three, though...
 
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The unit is a custom 8-inch driver from Wavecor.
 
Sorry for the stupid question
But why are all these similar form factor monitors
(C8C, KII 3, D&D 8C) Are not coaxial?
What are the advantages/disadvantages of it?
 
Sorry for the stupid question
But why are all these similar form factor monitors
(C8C, KII 3, D&D 8C) Are not coaxial?
What are the advantages/disadvantages of it?
See your own thread here:
 
Sorry for the stupid question
But why are all these similar form factor monitors
(C8C, KII 3, D&D 8C) Are not coaxial?
What are the advantages/disadvantages of it?
Why are you sizing letters up randomly?

Also because the tradeoffs aren't worth it.
 
Coaxial solves the problem of vertical directivity (making it uniform like horizontal). Dipole speakers like you listed attempt to reduce room reflections. Different problems, different solutions.
 
Coaxial solves the problem of vertical directivity (making it uniform like horizontal). Dipole speakers like you listed attempt to reduce room reflections. Different problems, different solutions.
But the tradeoffs are not insubstantial - diffraction off the woofer causing quite substantial axial response errors being the big one, along with any AM distortion based on the mid/midwoofer moving back and forth.
 
But the tradeoffs are not insubstantial - diffraction off the woofer causing quite substantial axial response errors being the big one, along with any AM distortion based on the mid/midwoofer moving back and forth.
I didn't talk about tradeoffs. Only what problem they try to solve. The value and tradeoffs of each is a subject for much deeper discussion.

For now, I don't see problems with this:

index.php
 
I didn't talk about tradeoffs. Only what problem they try to solve. The value and tradeoffs of each is a subject for much deeper discussion.

For now, I don't see problems with this:

index.php
The Ones have a terrific amount of in house driver engineering going on that is just not possible for less established companies.

Besides that - passive cardioid would really exacerbate the issues you see in e.g. the ls50 meta.
 
Sorry for the stupid question
But why are all these similar form factor monitors
(C8C, KII 3, D&D 8C) Are not coaxial?
What are the advantages/disadvantages of it?
Because they don't design their own but use (partially customized) OEM drivers and currently there aren't really comparable ones in the market to the tier of Genelec and KEF.
In the end everything is a compromise, coaxials tend to suffer more from diffraction issues around 10 kHz due to the radial symmetry but have usually less issues in their vertical directivity. On the other hand their horizontal and vertical directivity is rather the same while with other configurations like pseudocoaxial designs you can combine wide horizontal with narrow vertical directivity which can have advantages in typical long distance living room setups.

Most important thing though you must learn is that everything is a compromise and just combining all features that sound cool won't guarantee an optimal solution, but always the least worse compromise must be found for every individual set of boundary conditions and personal preferences.
 
These are still $6400 a pair. Let's not be pretending they're cheap. They also lack some of the functionality of the DD8C that some might find useful - e.g., REW filter integration, streaming endpoint capabilities, etc. but it's definitely an expensive speaker compared to this. So it depends how much you value those features, I guess.

Personally I find these to be a far better value than the Kii Three, though...
REW integration was, for me at least always on the flaky side, but saved a few minutes when it worked.
Roon ‘ready’ is useful but add a streamer to a pair of C8Cs and you have the same functionality and saved thousands of ( the currency of your choice) pounds.
Keith
 
REW integration was, for me at least always on the flaky side, but saved a few minutes when it worked.
Roon ‘ready’ is useful but add a streamer to a pair of C8Cs and you have the same functionality and saved thousands of ( the currency of your choice) pounds.
Keith
REW filter upload worked very well with my demo D&D 8C, however I was not able to set them up with my slightly older Samsung S20FE and had to use an iPhone instead. I personally do not like the app interface of the D&D and it makes we wonder how well it will work 10 years from now...
The extra price for integrated streaming capability which could be easily added by a WIIM for little money is way too much IMO.
 
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It was the intermittency that was frustrating, one pair connecting straightaway another refusing despite numerous re-boots of the speaker and re-starting of REW, one pair never recognised REW after installing a Beta version of Baach.
Keith
 
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