Thanks for reporting. We should remember that If they are too lazy to extrapolate and do not want to have the fun of optimization by listening owners can always ask Wilson Audio for the intermediate values.I hate break-in. But as we all know, it’s a fact of life in the world of high end audio. Break-in can be a maddening experience since its mostly a waiting exercise. However, during the waiting process, the hobbyist part of me enjoys the part whereby making some adjustments that might be required in order to capture some beneficial gains of the new gear.. The Alexx V’s are a formidable project in this regard. Surprisingly, there are some attributes of the speaker design that make the experience interesting and even illuminating.
There are two properties that require optimization in order to get the best sound from these speakers. The first is speaker placement in the room. Many audiophiles have heard about the room voicing process Wilson recommends for speaker placement in the room. This can be a tedious task that can take hours to days (or longer). In my case, since there are several similarities in design to the Alexandrias, I am using the former speaker position in the room as the basis for speaker placement for the A V’s. If refinement is required, I’ll revisit this in a few weeks after full break-in.
The second important property is the alignment of the drivers once the speakers are in position. Here’s where things can be challenging. Due to their focused array alignment, the drivers may be rather precisely positioned for optimum listening, but the position of the lower and upper midrange drivers and the tweeter is extremely dependent on the distance of each driver from the listener, as well as the listener ear height. The good news is the mechanism of making these adjustments is a very well thought out and engineered as Wilson offers excellent guidance for set-up using a detailed but easy to understand series of charts that indicate the optimum position for each driver. It’s a beautiful system that makes it easier to render finer adjustments than the comparable Alexandria. The refinement and range of the adjustability is impressive. My overall impression is that of a device that is really more like a laboratory reference instrument. The ability to render fine adjustments of each driver is what allows the speaker performance to achieve one of its founding design goals, which is excellent time alignment.
So far, so good, right? Well, sort of. In a perfect world, it would be great if Wilson provided exact measurements for every possible listening distance in their charts. However, there is a pragmatic limitation to such an approach. This means that in some cases, although Wilson provides guidance for a wide range of listener distances, it often does this in units that may not be what is not ideal for your set-up. For example, there are precise settings for listening position of 12 ft and 14 ft. But what if you are at 13 ft? (which is exactly where I am!). Well, this is where your participation becomes important. You will have to extrapolate from the charts to come up with positioning data that is right for a distance that might fall between 2 known distances. The good news is that the small differences in possible configurations can all be evaluated by the only criteria that really matters, which is listening. There is some downside to doing this since it’s a subjective assessment, but so far, I have not found this to be a particularly difficult task. Having done my first drill down session last night, I found that a simple piano recording is a great way to gain confidence in set-up. When the piano sound like a piano, you’re done! The A V is a precision instrument and fine adjustments of 1-2 mm in driver rake or distance really translates to sonic differences that can appreciated rather easily. So while not every possible listener position is spelled out clearly in the Wilson tables, a combination of extrapolation from the tables as well as listening, makes the process quite doable. By the end of last night’s session, I thought I had achieved a very good sound field. However, since I’m still in the throes of break-in. I’m sure there are further refinements ahead. But I’m impressed that the process is straightforward and will ultimately be very satisfactory for optimizing the sound of the speakers in my room.
Thanks Lloyd. But I'm just an audiophile with situational OCDMarty,
You are a scientist's scientist. Meticulous, exacting and relentlessly focused on getting to the proper result.
Maybe Wilson should provide a spreadsheet so one can plug in speaker distances and the alignment calculations are produced.
I never met a metal dome tweeter that I could get along with Including the Focal Be, which always seems to get great reviews.. I always end up with a silk dome that doesn’t shine as brightly, but always seems sweeter and more coherent with the other drivers.It’s way too early to discuss the sound of the A V’s as they are just shaking off their crate dust but after 2 days a few things are becoming apparent. Best perhaps to talk a bit about the differences I’ve noticed between the new speakers and the Alexandria’s they replaced.
To begin, one can’t help realize rather quickly the enormous difference in the treble domain due to the use of the Synergy tweeter vs the well known Focal beryllium tweeter in the Alexandrias. The Synergy silk soft dome presents a lovely top end with lower distortion, greater detail, and a better integration to the frequencies below its bandpass. The Focal tweeter is a good tweeter, but it can, particularly when driven hard, become a bit strident. It's no wonder that Wilson has often demo'd with tube amps with Alexandrias. It's an excellent match for the Focal tweeter. The Lamm ML-3 is the best amp match for the beryllium tweeter that I have heard in an effort to maximize good sound from a tweeter that can be less than forgiving and have an "edge" when pushed. This is not a trait of the Synergy. It is overall smoother, more refined, and does not call attention to itself like the beryllium tweeter can. It’s no surprise that the Synergy tweeter (all variants) have been a cornerstone of the Wilson speaker line for several years now.
One unanticipated effect of the new tweeter is a bit more flexibility with regard to the vertical listening position. I’ve always felt that D’Appolito designs (and modifications thereof) can be bears regarding placement. The Alexandrias are some of the very worst speakers in this regard. When Wilson provides detailed tables to allow the speakers to be set up precisely for ear height, they ain’t kidding. If you are sitting a half inch above or below the ideal position for spot-on integration of the beryllium to the midrange drivers in the Alexandrias, the sound can be unbalanced and even utterly atrocious. I have always thought that this is the main reason people come away from shows often not liking what they heard at a big Wilson demo. It makes perfect sense that when speakers are set up for ideal placement for a listener of a certain height, the ear height of the many listeners who then sit and listen will be inaccurate for a wide range of listeners who will therefore not hear the speaker properly set-up. This is just an unavoidable fact of life for Alexandrias. XLFs, and other speaker in their line. Many of us recall the “Venetian blind” effect of many dipole and electrostatic speakers that impose vice-like listening position requirements horizontally. Well, the big Wilsons do this for vertical positioning. If Wilsons are not set up exactly to your ear height, they just won’t sound their best.
This is where the Synergy tweeter confers some benefits vs the older tweeter. I don’t know if its because the beryllium tweeter has a concave dome whereas the new tweeter is convex, or whether it is a crossover point difference, a polar response effect on frequency radiation or something else, but there is certainly a bit more flexibility in the vertical listening range to achieve good overall sound with a bit less of a vertical Venetian blind effect in the A-V’s compared to the Alexandrias. Of course, this means essentially nothing in the context of how the system will sound for its primary listener in their own home. Rather, this is of more importance in assuring that a multitude of listeners can have a positive listening experience when hearing Synergy-based Wilsons either in a showroom or any home environment. It’s is comforting to know the new tweeter allows more listening position flexibility in dealer showrooms as it’s just not practical to set up the speaker perfectly for each new listener, each with various ear listening heights. All of this is a long way of saying that the new tweeter, in addition to sounding better, is a slightly friendlier design from a set-up perspective.
I’m still well short of finding the best speaker placement and listening position so further comments at this time are unwise. The thing is starting to sound good but I have a long way to go.
I was told that once I learn my exact listening distance, Wilson would indeed provide calculations for my particular set-up. This is good. However, between the extrapolations one can make, and the "try it and listen" approach, Im not sure what this would provide that I haven't already done. Once break-in is complete, I'll reach out and see what the "official" Wilson settings are for my listening distance. It will be fun to see how my results compare to the settings from the oracles in Provo.Maybe Wilson should provide a spreadsheet so one can plug in speaker distances and the alignment calculations are produced.
Hopefully the process isn’t too frustrating for you.
How is your bass response without the subs?
Thanks Peter. Amazing how we have traveled such different paths to get to where we are. Yet all roads lead to Rome!Congratulations Marty. I love the mood of the room and I suspect given your experience that you will have a very enjoyable sound with a little bit of effort. Thank you for sharing the process with us. It is interesting to follow along.
IIRC the set up charts for all Wilson speakers show the same 2 foot increments.I hate break-in. But as we all know, it’s a fact of life in the world of high end audio. Break-in can be a maddening experience since its mostly a waiting exercise. However, during the waiting process, the hobbyist part of me enjoys the part whereby making some adjustments that might be required in order to capture some beneficial gains of the new gear.. The Alexx V’s are a formidable project in this regard. Surprisingly, there are some attributes of the speaker design that make the experience interesting and even illuminating.
There are two properties that require optimization in order to get the best sound from these speakers. The first is speaker placement in the room. Many audiophiles have heard about the room voicing process Wilson recommends for speaker placement in the room. This can be a tedious task that can take hours to days (or longer). In my case, since there are several similarities in design to the Alexandrias, I am using the former speaker position in the room as the basis for speaker placement for the A V’s. If refinement is required, I’ll revisit this in a few weeks after full break-in.
The second important property is the alignment of the drivers once the speakers are in position. Here’s where things can be challenging. Due to their focused array alignment, the drivers may be rather precisely positioned for optimum listening, but the position of the lower and upper midrange drivers and the tweeter is extremely dependent on the distance of each driver from the listener, as well as the listener ear height. The good news is the mechanism of making these adjustments is a very well thought out and engineered as Wilson offers excellent guidance for set-up using a detailed but easy to understand series of charts that indicate the optimum position for each driver. It’s a beautiful system that makes it easier to render finer adjustments than the comparable Alexandria. The refinement and range of the adjustability is impressive. My overall impression is that of a device that is really more like a laboratory reference instrument. The ability to render fine adjustments of each driver is what allows the speaker performance to achieve one of its founding design goals, which is excellent time alignment.
So far, so good, right? Well, sort of. In a perfect world, it would be great if Wilson provided exact measurements for every possible listening distance in their charts. However, there is a pragmatic limitation to such an approach. This means that in some cases, although Wilson provides guidance for a wide range of listener distances, it often does this in units that may not be what is not ideal for your set-up. For example, there are precise settings for listening position of 12 ft and 14 ft. But what if you are at 13 ft? (which is exactly where I am!). Well, this is where your participation becomes important. You will have to extrapolate from the charts to come up with positioning data that is right for a distance that might fall between 2 known distances. The good news is that the small differences in possible configurations can all be evaluated by the only criteria that really matters, which is listening. There is some downside to doing this since it’s a subjective assessment, but so far, I have not found this to be a particularly difficult task. Having done my first drill down session last night, I found that a simple piano recording is a great way to gain confidence in set-up. When the piano sound like a piano, you’re done! The A V is a precision instrument and fine adjustments of 1-2 mm in driver rake or distance really translates to sonic differences that can appreciated rather easily. So while not every possible listener position is spelled out clearly in the Wilson tables, a combination of extrapolation from the tables as well as listening, makes the process quite doable. By the end of last night’s session, I thought I had achieved a very good sound field. However, since I’m still in the throes of break-in. I’m sure there are further refinements ahead. But I’m impressed that the process is straightforward and will ultimately be very satisfactory for optimizing the sound of the speakers in my room.
Steve, different models have different distance variations as you can see from the 6 inch increments in Tims post above.IIRC the set up charts for all Wilson speakers show the same 2 foot increments.
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