Description

You're looking at a different kind of "All Out Assault", this one based on utilizing a fuller expression of current excellent technology, as opposed to a limited expression of such. Some go for a cost-no-object expression of one technology. I have chosen to pursue a superb expression of different technologies. I have derived far more pleasure doing so than seeking one rig to satisfy my longings to hear beautiful systems. 

Photos represent some of the speakers, components and cables I have reviewed over the years. I have spent time predominantly with four technologies in speakers; Full range hybrid dyanamic, Full range ESL, and Omnidirectional hybrid. I have branched out to horn hybrid as well. 

I have moved to file and streaming playback exclusively utilizing Tidal and ROON. However, I maintain CD as backup source. I find a shocking disparity in performance of digital based systems. 

This is a dedicated room, built by myself and tuned for two channel, but wired for 7.1 surround. I listen to 2 ch. audio approx. 95-98% of time. The surround and video compliment is not noteworthy, as a result. I upgrade them only every several years. 

Source, amplification and speakers have all been reviewed and are highly recommended. The sound quality of the system is moving steadily toward SOTA.

System listing updated September, 2022
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Room Details

Dimensions: 23’ × 13’  Medium
Ceiling: 7’


Components Toggle details

    • Aspen Acoustics Grand Aspen Speaker
    Continuing development of Scott Kindt's DLT (Disproportionately Large Tweeter; my term) designs. The Grand Aspen is the new flagship, extension of the Capella (previously called the Lagrange L5 MkII, seen below). 

    The Grand Aspen is a six-way speaker with built in active, oppositional, slot loaded subwoofer. I will be giving this speaker an owner's review to appear at Dagogo.com
    • Legacy Audio Whisper DSW Clarity Edition
    Bill Dudleston realized my concept of a fully configurable speaker able to be employed as both passive and active. The result is what I call a "crossover speaker," which can be configured; 1. Fully passive, with as little as one stereo amp and three sets of speaker cables; 2. Hybrid active/passive, using the Legacy processor for the bass and the Mid/Treble passive, and 3: Fully active, using six channels of outboard amplification. 

    The speaker has been retrofitted for a review of upgrade internal cabling and capacitors. The result is the Whisper DSW, which Bill Dudleston of Legacy measured a 2 dB improvement on the Bass! 
    • PureAudioProject Trio15 PAP Horn 1
    Wonderful two-way hybrid horn reviewed for Dagogo.com. I enjoy the flexibility of the speaker in the crossover and "internal" wiring. My special utilization of the speaker is in Landscape mode, the realization of a dream for an alternative sound which I have pursued for about five years. The Horn 1 in Landscape impressed the entire audio group of which I am a member; they all placed it among the very best systems I have made. It truly is a stunning application of an affordable speaker with high end sensibility.
    • PureAudioProject Trio15 Horn 1 Landscape Orientation
    Alternative application of using Sound Anchor custom stands to hold speakers sideways. This results in a far wider soundstage superlative for live music recordings. Note that the orientation of the horn of the Horn 1 speaker is normally horizontal, so the Landscape mode/application results in the speaker's horn turned vertical, similar to large horn speakers such as the Volti Audio Alura.
    • PureAudioProject Quintet15 Horn1
    Largest of PureAudioProject (PAP) offerings, this one outfitted with the horn driver. Features upgradable crossover components (cap, resistor) and "internal" wiring. 

    This speaker is especially beautiful sounding with the Legacy Audio i.V4 Ultra Amplifier. Both products reviewed for Dagogo.com 
    • King Sound King III
    The King III is a full range ESL with a performance which takes back seat to no magnetic planar speakers. With subwoofers they are a formidable ESL experience.
    • Aspen Acoustics Capella Speaker
    Craft speaker made by a Colorado physics teacher. This is the pre-production model. Uses what I term the unique DLT (Disproportionately Large Tweeter) configuration. It has the punch of a dynamic speaker with the generosity of a panel speaker. 

    A more formidable model, the Grand Aspen, is under construction and will be replacing the pair of Capella speakers in my possession. The Grand Aspen features an enhanced DLT array, as seen on the Aspen Acoustics website. 

    See review of smaller model, L5 MkII at Dagogo.com 
    • Kings Audio Kingsound King Tower
    Omnidirectional hybrid dynamic/ribbon speaker system not available in N. America. and perhaps entirely disconintued by Kings Audio. Added to my collection as an expression of Omnidirectional speaker technology.
    • Perlisten D212s Subwoofers
    Pair of Perlisten Audio D212s Subwoofers as reviewed by myself for Dagogo.com 

    I enjoyed the Legacy Audio XTREME XD Subs for ten years. Perlisten incorporates room correction in the subs, allowing me to maximize different genres of speakers used in reviewing. These are impressive devices. 
    • Exogal Comet DAC and Ion PowerDAC
    This is an unusual combination of a DAC (Comet) with an additional complementary extended DAC with integrated true digital amp (Ion). Together, they include everything needed in the front end of a system except for the source. The Comet can stand alone, but the Ion is dependent upon the Comet, it cannot be used separately. 

    This combination is thrilling in its performance to cost ratio. One of the most outstanding products I have reviewed in ten years! The digital amplification is especially notable for its ability at 100wpc to drive more difficult speakers to listening levels of about 88-90dB. 
    • Eastern Electric Minimax DSD DAC Supreme
    Latest EE DAC featuring DSD and continues to offer opportunity to roll in discrete opamps. Allows contouring system to any selection of components.
    • Discrete Opamps Staccato, Burson, Sonic Imagery, Sparkos Lab
    Discrete opamps rolled into Eastern Electric Minimax DACs and Kinki Studio EX-M1+ Integrated Amplifier
    • Iconoclast Cables and BAV Power Cords Iconoclast/Belden
    Current reference cable line. See review at Dagogo.com
    • Owned/Reviewed Spkr Cables Various
    Have owned: Audioquest, Harmonic Technology, XLO, etc; Reviewed cables for Dagogo.com include: Iconoclast, TEO Audio, Clarity Cable, Silnote Audio, Snake River Audio,  Wire World. etc.
    • Outlaw 950 Surround Processor
    Has nice variety of surround settings, 2 component in, plenty of other inputs... Only thing I wished it did was to convert s video to component.
    • Rotel RB-976
    A lovely little workhorse amp! Configurable from 3-6 channels; a wonderful flexibility for surround applications.
    • Magnepan MGM W
    Very affordable planars for surround. They only play down to about 100khz, but acceptable for surround. Awesome feature - they can be mounted upside down (will sound the same) to accomodate wiring near top of room.
    • Legacy Audio Silver Screen
    Black piano finish; complementary driver set to Focus HD; dual 7" bass, 4" planar mid, 1" tweet
    • Tice Audio Solo/Solo High Current
    I'm using two Solos, and one is High Current for power amps. Gotta have someting like this to open up the system's sound...but price might be a bit steep for some people. I will accept an offer of $1,000,000.00 though.
    • Furutech GTX-D (G)
    Audiophile grade outlet featuring copper internals and gold plated sockets for power cord pins
    • Plateau AV 42
    Wonderfully solid, black for AV use. Affordable. Nice to have on casters when you have to move it.
    • Panasonic PTL-500U
    Upgrade from PTL-330U; this unit has high def capabilities.
    • Auralex Propannel 2x4'
    Room tuning sound absorbing pannels. Made a shockingly huge difference in my two channel listening! Some of best audio $ I ever spent!

Comments 397

Doug, How would you compare the Nimbus to the better Legacy speakers like the Aeris or Whisper? Generally, how does each speaker stand out?

aldavis

Owner
Lawrence, thanks for asking your questions, as they are good ones. Readers of my answer should keep in mind that I wrote a review of the Nimbus White for Dagogo.com.

Not having the two speakers side by side in my room my impressions are not absolute. However, I would suggest that one could legitimately compare the Nimbus White to the Alexia as well as the Sasha W/P. I would go so far as to say the most likely parallel in the Wilson line would be the Alexia. I am well aware of the sizable price differential between the two speakers. I would like to say quite a bit more, but I believe it would be inappropriate given that the review is pending and I purchased the speakers. I believe my perspective on the capabilities of the Nimbus White will be clear once the review is published.

As to the software used to rip Redbook discs, I have an interesting perspective. I attempted to use XLD initially, but was having so many hangups that after discussing it with some individuals in the industry and finding no consensus I simply ditched it. I ripped the discs in AIFF format using iTunes. Expecting there to be perhaps serious consequences for skipping the online matching of bits to get "bit perfect," copies, I was surprised to realize that it seems to have had zero effect on the sound quality. Indeed, the discs ripped without all the comparison afforded by XLD seem every bit as superb, and it took a lot less time!

My conclusion is that the primary benefit of the ripping software may be in the particular metadata format one selects. XLD seemingly did nothing to enhance the playback. Further, it also seemed to do nothing to eliminate dropouts on CD's which have a serious defect in the surface. My conclusion? I'm just as well off without XLD. I simply use iTunes, putting the CD into AIFF format and check the error correction option. I treat all discs prior to ripping, and I believe this may have more efficacy in terms of file playback than the software used to rip.

I was hoping for at least Redbook quality, but have achieved better already, even without upgrading USB cable, DAC or aftermarket file playback software. I have been using Amarra and find that it is preferable with certain systems/music.

douglas_schroeder

HI Doug,

How would you compare the sound of the Nimbus White to Wilson Sasha?

And would like to know what software you used to rip the CD to your mini?

THANKS

lawence_carpio

Owner
System edited: I have added the Mac Mini as "Transport" to the system listing. I find it incredible that there is no option for a computer-based source in the system listing given the popularity of file playback. The Mini is performing at a high level; it has an aftermarket PS Audio power cord with C-7 plug and I'm using a Furutech GT-2 USB cable (1M) currently. The humble overachieving Musical Fidelity V-90 DAC (reviewed for Dagogo.com) rounds out this introductory file playback system. I envision cable, software and DAC experimentation as time goes by. With the Vapor Audio Nimbus White speakers (also reviewed, but not yet published) the system clearly outperforms previous efforts with more costly front end, namely Redbook, and I have not yet pushed it to any great degree.

douglas_schroeder

Doug...thank you very much!

zephyr24069

Owner
Zephyr, that's a good question, and the nomenclature does not distinguish between finishes or aesthetics, besides the color of the Midrange drivers.

Primarily the designation "Black" or "White" denotes the particular Midrange drivers used in the speaker. The black midranges are the 6" Wavecor with paper cones (technically, I believe it is paper impregnated with synthetic fibers), versus the Nimbus White's 6" Accuton Ceramic coned drivers.

The difference in sound is that the Black version is more laid back, with less absolute definition. I have not heard the Black version. However, the Accuton is more defined and in my estimation has quickness and cleanness comparable to an electrostatic speaker, only more focused, of course. My opinion is that there is no such thing as too much definition in a high end audio system, so I welcome the super-revealing/refined sound of the Nimbus White.

I believe the other models of Vapor speakers in Black version use a 6" Audio Technology driver.

douglas_schroeder

Hey Doug...hope you have been well! What is the difference between tne Nimbus Black and White Models? Same question for the Cirrus Black and White models from Vapor?

zephyr24069

Owner
Needfreestuff, thanks for the comments; I am very blessed and try not to take it for granted!

Yes, those are Pass Labs X600.5 monos and they are excellent at presenting an easy, effortless sense of power and dynamics.

As to the variety of speakers I use, I lost the willpower to continue scouring the Earth for the One, the perfect speaker. ;)

douglas_schroeder

Those look like Pass Lab amps with the Nimbus speakers if so which ones are they? As you know its a difficult task to widen those speakers and not bring any unwanted colorations to the mix hope all goes well. Good luck on your journey and make sure and keep us posted on the results, you are very fortunate to have such excellent equipment and speakers to enjoy. Three great systems your a lucky guy.

needfreestuff

Owner
Ryan, I have been working through four permutations of speakers with an integrated under review, so no tubes currently. However, I'm on the last pair of speakers (Including the Nimbus White). This has given me a broad understanding of the performance of the integrated with different speakers.

In a few more days it will be the Nimbus's turn to again be in the spotlight, and I was planning to run a rig with tubes somewhere in the signal path, likely the VAC Phi 200 amps. It will be fun to hear how the different output taps influence the speaker. In the past speakers have responded readily to the selection of the output posts' differing impedance but I expect the Nimbus White to be even more revealing in that regard than the Daedalus Ulysses or King III esl.

The move to file playback has been rewarding and I'm comparing iTunes to Amarra with different speakers. I had some concern that the file playback might not be up to my requirement for review purposes, but all worries have evaporated; the file playback is superior to the Redbook, and this is noted especially in the timing; Redbook seems more lethargic, less energetic than file playback. Comparing the two Redbook seems more constrained, less vivid and zippy. I'm very pleased with the vibrancy of the file playback and feel nothing has been sacrificed in any respect of audiophile-grade sound.

Amarra seems to work exquisitely well with the omnidirectional King Sound King Tower. I also have widened the placement of the omni speakers by about 10" for each speaker; that's quite a large change, and the result is preferable.

That is something I have to do with the Nimbus White yet. All my exemplary results with the speaker were while using my "old" positioning scheme. Now that I'm widening the stance of the speakers I expect another level of perceived scale and depth to be discovered. I know you felt the positioning was a bit too close together at the time of the review, and now that I'm widening it for other speakers with superb results I'm sure it will be sensational with the Nimbus White as well. I was concerned about the interaction of the side walls of the room, but this has thankfully been a non-issue, likely because of my overbuilding the room such that the walls are less reactive compared to typical room construction.

douglas_schroeder

So Doug, with all your nice electronics options there ... was just wondering what you're running right now? Also wondering if you've tried those tube amps on the Nimbus?

vapor1

Owner
A short drive for the ardent audiophile is anything less than two days. :) I recall driving a few times up to five hours one way for audio appointments either with dealers, manufacturers or private parties who were selling gear.

If you are interested in discussing a visit, Roscoeiii, feel free to contact me via the Agon message system.

douglas_schroeder

Hey Roscoe, you should talk to Doug about making the short drive up the street to hear the Whites in his room. Doug really knows how to put a system together, you'd be in for a treat!

vapor1

Look forward to reading that review. The less-expensive Nimbus Blacks sounded fabulous when I heard them at Ryan's when I was in St Louis. Very impressive speakers.

roscoeiii

Owner
Ryan, thank you for the kind words! Without giving too much away prior to publication of the review of the Nimbus White, you are correct that my continued use of it is validation of the efforts of Vapor Audio.

I was impressed by the ease and sound quality obtained from your laptop setup when we were setting up the Nimbus White for the review. This prompted me to finally take the plunge and go with file playback. The result has been glorious, better sound quality than I anticipated and convenience off the charts! I have been hearing rumors of specialty servers, such as Linux-based ones as the Antipodes, besting the Mac Mini setups. So, I would welcome the comparison.

douglas_schroeder

Hey Doug, it's an honor for our design to be featured in your exceptional room and system! You have a very finely tuned ear, and the Nimbus finding a permanent home with you serves as significant validation of our work. Especially since you have so many other top flight speakers from which to choose.

I'll look forward to my next visit so we can compare your Mac with the Antipodes music server. That should fun, and the results will I'm sure be of interest to many others.

vapor1

Doug....very excited to see the latest round of changes and experimentation in your system! I owe you a call that's overdue to catch up as well. Cast one more vote on Mac for Audivarna Plus on top of iTunes; it's quite special. Through what I must admit is limited testing over the last year or so I am finding I am most happy with files ripped in Apple Lossless format (.m4a file extension/format). When I share them with people or even convert them to other formats, the trueness to the original source material is extremely good and a couple of friends have commented about how well they seem to come over.

zephyr24069

Owner
Awww, man, Elescher, you're killin' me! I'm putting in inordinate amounts of time, etc. to set this up, and now you're saying it gets "blown away" by a box! This is exactly what I was afraid of - that after all the work some box would render it useless.

I would suspect that a large portion of the differential in sound would be due to the DAC which is used. I have had enough experiences with components that I believe the selection of the cables and DAC can tip the scale in my favor in terms of achieving the sound I want. (Time will tell if that is borne out) I am going to proceed under the assumption that as long as I have good files (lossless AIFF) I can assemble a USB DAC and Mini combo which will be exceptionally good. I have heard stunning demos at shows which use this method, or with PC laptop, so I know it can be done. There is always another avenue, another method.

Frankly, I'm not thrilled about all the investment of time in setting up the music database, but it's a necessary event if I want to even consider a server. If the Mac Mini gets trounced by some server box I'll use it as a regular computer somewhere else. But I'm a long way from that point right now... :)

douglas_schroeder

I would go one step further and look into acquiring on of the many new music servers on the market. I ended up with the Bryston BDP-2 and it blows away the Mac Mini with upgraded SOTA power supply I had previously. I tried nearly all the media server software with the Mac and liked Audivarna the most.

elescher

I've had the pleasure of hearing the Vapor in Doug's room. They are special. They are very "fast" and in addition have an appealing organic musical presentation. Soundstage and imaging are exceptional. Very nice.

papermill

Owner
Peter, that's good advice; thanks! I would suspect that different software packages will react uniquely with different file formats. I am ripping the discs to AIFF, and it seems there is some difference of opinion in the community whether this is the worse/same/better than WAV.

I know one thing, I do not wish to spend inordinate hours inputting metadata for discs, thus AIFF is the choice for now. Whether I convert to WAV later remains to be seen. My guess is that some software will mesh with AIFF better than others, so it makes sense to try a few. I don't know that I would conduct a full blown report on it (there's only so much time), but I'm quite sure I'll be experimenting. :)

douglas_schroeder

Doug, Since you are using a Mac for playback I can only encourage you to try Audionirvana Plus too, its a free trail for two weeks so there's nothing to loose, would be interested in hearing your opinion on it compared to the Amarra.

Good Listening

Peter

pbnaudio

Owner
System edited: Some significant changes recently, another set of speakers added. The Vapor Audio Nimbus White review was just finalized. They are a statement product and a real shocker performance-wise in the under $10K sector of speakers. I'm making the move to file playback via Mac Mini and Amarra; library being imported currently. The goal is to have this far exceed the Redbook playback. That may take some time, but I anticipate it will happen. I have been adjusting my positioning of the speakers in terms of width and believe I will keep the wider stance ongoing as this has been beneficial to the soundstage and imaging. Toe in is similar to the past but I'm getting better depth and definition to the images by moving speakers approx. 10" out from each other. This has been true of all dynamic speakers and the ESL. I have not tried the omnidirectional speakers in that wider position yet, but that will happen eventually.

douglas_schroeder

Doug....FYI, the Audiogon picture-post function on Virtual Systems seems to be working again.

zephyr24069

AERIS are here having arrived today, are setup and making great music! It's amazing to me how good this sounds on day 1; it's the most amazing OOTB (out of the box) day I've ever had with any piece of audio gear!!! They are drop dead gorgeous to boot!!! Sapelle Pommele Cabernet with Black Pearl front baffle is "THE" way to go :-) !!!

zephyr24069

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