Marten Design
FAQ
(Frequently Asked Questions)
1. Who is Marten Design?
Marten Design is a Swedish company dedicated to building speakers using the latest technologies that are deployable in ordinary rooms at prices much more reasonable than their closest competition.
2. What finishes and colors do Marten Design speakers come in?
The smaller speakers come in a cherry veneer. The Coltrane comes in shiny gloss black with a number of front panel woods: maple, cherry, oak, or walnut.
3. What Do It Yourself performance-improving modifications can be done to the Marten Design speakers?
There is not much more required to optimize these speakers than to carefully position them, adjust their feet so that they are pointing ever so slightly up or down, to taste, and to feed them good music.
4. What are these weird ceramic drivers, anyway?
The Accuton ceramic drivers are "the only dynamic drivers that work with a perfect piston movement. That means that the drivers do not have any break-ups (flexes) in their frequency range. Therefore there is not any of the audible distortion that you can find in most other drivers on the market, more or less.

Because of the distortion free reproduction, the sound becomes very detailed and transparent (distortion masks details). It is essential that all the details are included to be able to get such a natural rendering.

The ceramic is an aluminum oxide and has got a thickness of only 150 um (0.15 mm) on the middle range and bass drivers as well as 50 um (0.05 mm) on the treble drivers. This makes the cones very light and allows a very fast and dynamic
reproduction. One can say that the drivers have the best of both worlds, the micro dynamic and resolution in an electrostatic driver as well as macro dynamic in the dynamic drivers."
5. What are these weird diamond tweeters, anyway?
The membrane of these tweeters is made out of diamond, the most rigid material that know of. Therefore there are no resonances whatsoever within the audible area. The first resonance appears at 100 kHz, which is significantly above the audible frequency range. This tweeter "has a 0.75" (20mm) inverted Diamond dome (a single piece of pure Diamond). The frequency range is extended to almost 100 kHz. The stiffness to weight ratio of the diaphragm is about five
times higher than the extremely rigid Ceramic drivers. Sound propagation in Diamond material is around 18,000 m/sec, the highest of any existing material. Distortion figures are magnitudes below conventional tweeters".

It is now widely accepted that, even though the human ear cannot hear frequencies above 20,000 Hz (and typically not even that high), that the frequencies we do hear interact in an audible manner with these ultra-high frequencies that we do not hear directly. Harmonics just sound more 'right' when they are accompanied by their natural ultra-sonic counterparts.

6. How long do the speakers take to break in?
TBD
7. What amplifiers are people using with the speakers (Coltranes)?
Good results have been obtained with the:
  • Edge Electronics NL-10, NL-12, and Signature Ones
    These amps produce a very clean, detailed sound, and very much just pass through whatever the source components and material produce
  • Audio Note Conquest and especially the Audio Note Kegon
    These amps are very musical, dramatic and controlled - every nuance of these romantic amps are exposed by these speakers.
8. What speaker cable are people using with the speakers?
Good results have been obtained with the Nordost Valhalla speaker cable as well as their Valkryja speaker cable. These speakers are very revealing, and the very revealing nature of the Nordost cable lets the quality of the upstream components shine through.
9. Are the speakers bi-wirable? Do they accept banana and spade type connectors?
Yes. Yes.
10. How are people positioning the speakers?
These speakers, unlike almost all other speakers, really like to be positioned near the wall. This is not to help the bass as is often the case with speakers that want to be near the wall, as the bass is very  well rendered in quantity and detail, but to flush out the soundstage - it is otherwise supernaturally deep.

These speakers also like to be pointed straight ahead, and not toed in. This is common with top-flight speakers that do not have front baffle problems. Toeing them in seems to cause interference problems between the sound waves coming from each speaker which exhibits a 'leanness'  to the overall sound. Perhaps if the speakers are farther than 9 feet or so apart, then some more toe-in might be warranted, but in general, we think close to the front wall and firing straight ahead is what does it for these speakers.

11.  Who are all the Marten Design dealers?
United States
Audio Federation Boulder, Colorado 303-546-6503
Canada
     
The World
     
     
     
     
 

 

email: mike&neli@audiofederation.com
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