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Ne Plus Ultra Bookmark and Share Posted Thu Jul 30, 2009, 12:59 PM ET

Ne plus ultra—Latin meaning "no more beyond," often used to describe anything that is truly ultimate. I can think of no better way to describe the Ultimate speaker system from Swedish boutique manufacturer Transmission Audio. This massive, hand-made system is exactly what its name implies, at least in terms of cost—a million bucks per channel, making it the most expensive speaker system in the world as far as I know.

The Ultimate consists of 12 separate, open-baffle dipole panels, each nearly seven feet tall. (The photo at the top of this blog entry is a "mini" Ultimate system with five panels.) In total, the left and right channels include two super-high-frequency panels (L1 and R1 in the photo above), four high-frequency/midrange panels (L2/L3, R2/R3), two woofer panels (L4, R4), and four subwoofer panels (L5/L6, R5/R6). As you can see, the panels are arranged in a mirror-image configuration, with the less-directional low frequencies in the middle and the more-directional high frequencies on the outside to create a stereo soundfield. Placing the panels next to each other, the entire system stretches almost 37 feet wide and weighs just over four tons—obviously, it needs a really big room with heavily reinforced floors.

The super-HF and HF/midrange panels, shown above with the covers removed, use the company's trademark ribbon drivers—a total of 210 feet of 2-inch ribbons in the HF/midrange panels and 13 feet of 1-inch ribbons in the super-HF panels. All the ribbons exhibit much greater maximum displacement than most, resulting in a distortion measurement below 0.02% at 99dB SPL. The ribbon sections include a total of 1304 superstrong neodymium magnets that are said to increase the impact and "slam" as well as enhance the microdynamics of the system.

Low frequencies are handled by the woofer and subwoofer panels, which use custom cone drivers. Each woofer panel, shown above with cover removed, sports 24 8-inch cones, while the subwoofer panels each include 10 15-inch drivers. Like the ribbon panels, these are open-baffle dipoles and true line sources, which avoid any cabinet-based colorations and limit reflections from the walls, ceiling, and floor thanks to well-controlled horizontal and vertical dispersion.

The Ultimate system comes complete with its own power amps—six BP-1s from Bridge Audio Laboratory to be exact. Each dual-mono amp generates 500 watts per channel for a total of 6 kilowatts, which seems like more than enough until you learn that the system can handle over twice that much power continuously and up to 62kW peak for 10 milliseconds! All six amps are controlled by one BC-1 preamp, which is also included. In total, the electronic components by themselves represent over half a million dollars, which is 25 percent of the total cost for a 2-channel system. (For an extra half-mil, you can get 12 bridged BP-1s with a total of 20kW, but company founder Bo Bengtsson doesn't recommend it unless you live in a castle with very rigid stone walls.)

The Ultimate's specified frequency response is mighty impressive—15Hz to 50kHz (–3dB). And it can play loud—143dB SPL at the maximum rated continuous power and 146dB SPL at peak power thanks to a sensitivity of 100dB/W/m into 8Ω, the system's nominal impedance. Interestingly, the impedance of each ribbon panel is 8Ω over its entire frequency range, deviating by no more than 0.5Ω.

Clearly, the Ultimate is intended for 2-channel listening, but here's a crazy idea for a ne plus ultra home theater—put one Ultimate system behind a 40-foot-wide, acoustically transparent screen and another behind the seats for the surround channels. Perhaps add an extra midrange/HF panel in the middle of the front system for the center channel—the company claims its ribbons can go down to 200Hz (-3dB) with its Ultra Propulsion transformerless interface—or set up the system to produce a phantom center from the front right and left channels. Of course, you'd need a commercial-grade digital-cinema projector to fill a 40-foot screen, but what's another few hundred thousand dollars when you're spending four million on the speakers and amps?

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Reader Comments 

Posted Fri Jul31, 2009, 6:54 PM — By Ray

Where's the sweet spot?

Posted Fri Jul31, 2009, 7:48 PM — By Scott Wilkinson

As my friend Steve Guttenberg says, it's in your wallet!

Posted Sat Aug 1, 2009, 12:40 AM — By Jarod

This has to be the most outrageously awesome speaker set-up I have ever seen or heard of! Do you know of any theaters who are planning on ordering this system? Like you said, you would have to own a castle to install the entire 12 channel system in.

Posted Sat Aug 1, 2009, 6:28 PM — By E.D

May I place them up against the rear wall or should a gap be kept :-)

Posted Sat Aug 1, 2009, 8:35 PM — By Ben Rogers

i dont know. when i saw van halen the last time thier system was pretty awesome for about 3 million less. sure wish i had the money to sit around an come up with sound systems.i think i could come with something that would blow this away for ALOT less

Posted Sun Aug 2, 2009, 1:38 AM — By Scott Wilkinson

E.D, like all dipole speakers, these need some space behind them—Transmission Audio says at least 1 meter for the Ultimate.

Posted Thu Aug 6, 2009, 11:17 AM — By Jim

But does it have an iPod dock?

Posted Thu Aug 6, 2009, 12:00 PM — By Josh

No, It has a Zune dock.

Posted Thu Aug 6, 2009, 12:07 PM — By wowsers!!!

I bet my walmart subs could out thump these. ; )

Posted Thu Aug 6, 2009, 12:54 PM — By Sonny

Hmmmm.. I can get 141 spl from 4 fosgate 12" dvc's with 2k behind them. I've seen 161 from factory backed vehicles... is 146 supposed to be impressive?

Posted Thu Aug 6, 2009, 1:41 PM — By Dirty

141 from four twelves? thats weaksauce. i put down 143 on the TL from one twelve inch kicker :) does this system come with all Pear interconnects?

Posted Thu Aug 6, 2009, 1:42 PM — By Scott Wilkinson

Sonny, you say 161 from vehicles, but with how much distortion? At 120dB SPL, the Ultimate's total distortion in the mid/high frequencies is spec'd at 0.05%, low frequency at 0.5%. TA claims that the distortion at 100dB SPL is unmeasurable. I would guess that any vehicle-based system exhibits far more distortion than that at the same SPL.

Posted Thu Aug 6, 2009, 1:51 PM — By Scott Wilkinson

Comparing this system's SPL to that of any car rig is meaningless. Besides, who wants to sit in their car to listen to high-end audio? Not me...

Posted Thu Aug 6, 2009, 2:34 PM — By [H]Incognito

The reason they cost so much is because they use Monster Cables.

Posted Thu Aug 6, 2009, 4:25 PM — By Ken

JFC!! talk about excess!!

Posted Thu Aug 6, 2009, 4:28 PM — By [Ig] Carnage

[H]Incognito, If I could rate your post, I'd give it a 6 on the dailytech scale.

Posted Fri Aug 7, 2009, 12:01 AM — By Dan

And if you call in the next 10 minutes, you won't get one, BUT two!! for just 9.99. Call now! operators are standing by...

Posted Fri Aug 7, 2009, 12:14 AM — By CyberTech

To all the posters trying to compare these speakers spec's to some monster sub-woofer setup in a car or a Walmart thumper - get a clue. Seriously! Someone even called it a "12 channel system". It's not, its TWO channel stereo in it's complete form. In fact, the power amps feeding each bank of speakers are MONO, fed by a stereo pre-amp. The spec's to look at on high end gear are the efficiency and total harmonic distortion (THD) not the outrageous sound pressure level (SPL), Watts or any of the other rice-boy bragging numbers. Oh, and Sonny, have you ever seen someone in an SPL competition car while it's being tested? Of course not, SPL isn't about sound quality, its about sound QUANTITY. Why does everyone feel the need to comment on things they have no, or little idea about?

Posted Fri Aug 7, 2009, 1:56 AM — By mitchell

is there a way i hook these up in my 1991 ford fiesta?

Posted Fri Aug 7, 2009, 2:51 AM — By Tom in Albuquerque

Back in the late 1980's I was invited to a "listening party" at a local stereo shop. The star of the night was an Infinity IRS speaker system. A local doctor had purchased them from a gentleman who had just finalized a divorce. His Ex-wife got everything except the $90,000.00 Infinity IRS speaker system. (I'm sure he sold them at a considerable loss.) Originally, the bass towers were powered by Great American Sound amps (a.k.a.: GAS Amps) that were "around" 600 watt mono blocks. They were disconnected and removed. A pair of Threshold S/1000 (two series) 500 Watt STASIS Mono-Block Power Amplifiers replaced the GAS Amps. The mid/high towers (a.k.a.: wings) were powered by a pair of Threshold SA-1 pure class "A" 160 Watt STASIS Mono-Block Power Amplifiers. The entire IRS system was connected to the four Threshold amps, the servo control unit for the bass drivers, and the source via Monster Cable's "top-of-the-line" interconnects and speaker cables at the time.

Posted Fri Aug 7, 2009, 3:13 AM — By Scott Wilkinson

Tom, I remember GAS amps! I almost bought a couple for my studio back then. That sounds like a serious system; how did it sound? Worth the dough?

Posted Fri Aug 7, 2009, 4:53 AM — By Dr. Tettrazini

Dick Sequerra has plenty of drivers in this range.

Posted Fri Aug 7, 2009, 5:59 AM — By bassman

Back at the end of the 70s, having been bowled over by their performance in a domestic setting, Mike Oldfield spent a small fortune buying shedloads of Quad electrostatic speakers and Quad 303 power amps to drive them. He'd jumped to the hasty and ill-informed conclusion that a wall of them either side of the stage would make a fantastic PA. Apples : Oranges ("rice-boy" ...that's an interesting term that I'll have to research!)

Posted Fri Aug 7, 2009, 1:52 PM — By BenThere

CyberTech - you are on the right track but THD is worthless as well. THD at what frequency? At what level? What are the gain conditions set on the tested unit? Number of harmonics measured? IMD is more meaningful since these artifacts make music sound harsh. But even that is no reason to buy gear (or not). The point is - don't try to look at specs and determine what sounds best. Sit down and listen. Buy the stuff that sounds best to you.

Posted Fri Aug 7, 2009, 3:01 PM — By rob

Very interesting, however what happened to the reality in recognizing the point beyond diminishing return????? A million dollars per channel wildly surpasses this point!!!!!

Posted Fri Aug 7, 2009, 4:05 PM — By Bill

Nice but there is a lot of snake oil in there and the price does not reflect what it can or can't do.

Posted Fri Aug 7, 2009, 5:46 PM — By Joe

"His Ex-wife got everything except the $90,000.00 Infinity IRS speaker system" ... now THERE'S an example of WAF and spite

Posted Fri Aug 7, 2009, 7:49 PM — By Cinemagic

to Tom in Albuquerque - I know Cary Christie, the designer of the IRS betas. He is still building crazy speaker configurations. Check out Artison speakers. There are some new things coming from them in the next couple months that actually outpreform the IRS Beta system for less $$$. Turst me, you'll want to check these things out.

Posted Fri Aug 7, 2009, 8:50 PM — By bpw

143 dB? WHAT? I CAN'T HEAR YOU! Seriously, this system is for trophy collectors. I'd wager a tidy sum they don't image worth a damn. I'd take a 2-channel version of what Ray Kimber has shown in his IsoMike demonstrations over this system, and add a couple of Bruce Thigpen's rotary woofers.

Posted Sat Aug 8, 2009, 1:08 AM — By Silver Seven

@ bpw: "I'd wager a tidy sum they don't image worth a damn." I'll take you up on that...two million bucks tidy enough for you? We're impressed by your name-dropping and all, but these dipoles ain't exactly a pair of Polks that need to pull 250 watts before they start sounding decent. Not even Snoop Dogg would run Ultimates at 143 dB sustained SPL. It's called headroom--ever heard of transient-handling capacity? The price point and the very size of this audiophile matériel predicate professional room correction and system calibration, respectively. Given that, Transmission Audio's unimpeachable accuracy, sensitivity, THD, dynamic range, and frequency response are just icing on the reference imaging cake. Cheating? Not on the order of four-channel SACD baffled mic'ing.

Posted Sat Aug 8, 2009, 2:42 AM — By patronanejo

@ Silver Seven: Agreed. The most important quality in a speaker is to be as transparent as practicable (i.e., introduces no artifacts, loses no information, undergoes no distortion). Once transparency is achieved, the critical determinant of spatial information is speaker placement. Indeed, this is a very Bob Carver-like exercise on the part of Transmission Audio: the Ultimate (1) Rubs audiophiles' noses in their loss of rationality around absurdly-priced equipment; (2) Showcases mainly qualities available in much less expensive speakers (i.e., the transparency discussed above); and (3) Reveals placement, a largely free component of all loudspeaker/monitor systems, to be the most important ingredient.

Posted Sun Aug 9, 2009, 4:10 AM — By Laz

what the heck can you play on those speakers to use their capabilities ? an old vinyl lp ? a $10 cd ? a $20 dvd ?

Posted Sun Aug 9, 2009, 9:43 AM — By FlorentFr

I dont know why the english want use "Ne Plus Ultra" (introduce in 1630s) instead of "Nec Plus Ultra" (the true sentence).

Posted Mon Aug10, 2009, 8:35 AM — By Laz

"Ne" or "Nec" what's the difference ? it's all Greek to me....

Posted Mon Aug10, 2009, 4:32 PM — By Industrial Hygienist

If a theater does install this system I hope they will have all their customers sign a waiver if they plan to test out the systems upper limit. The OSHA standard allows for 15 minutes of 115 SPL exposure before hearing protection is required. Hopefully the people talking about car speaker systems don't care about not being able to hear their grandchildren later in life!

Posted Tue Aug11, 2009, 8:56 AM — By Robert

@Tom from Albuquerque "Originally, the bass towers were powered by Great American Sound amps (a.k.a.: GAS Amps) that were "around" 600 watt mono blocks. They were disconnected and removed. A pair of Threshold S/1000 (two series) 500 Watt STASIS Mono-Block Power Amplifiers replaced the GAS Amps." Hi Tom, I believed that the IRS Basstowers had there own dedicated 1.5 kW amps amd later a 2kW amp. I know a guy in Germany that has two S/1000's on his Mid/Hightower IRS wing.

Posted Wed Aug12, 2009, 1:11 PM — By Brian

I bet these speakers were created by the same people who sell the $1,000,000 bed that is threaded with gold filament and sheep hair/human hair/horse hair. Pretty sad world we live in.

Posted Wed Aug12, 2009, 1:46 PM — By Richard

Posted Sat Aug 8, 2009, 1:08 AM — By Silver Seven Transmission Audio's unimpeachable accuracy, sensitivity, THD, dynamic range, and frequency response are just icing on the reference imaging cake. Are you really serious? You show me one person that can tell the difference between a $5000 setup and this system and I'll fly into the sun head first. If any human can tell the difference between 0.01% THD and 0.0001% THD prove it. There are tons of systems like this(priced ridiculously) all over the internet, and nobodys ever heard them, who cares. Anyone with any knowledge of how sound works knows that you can't fully reproduce live sound with a conical shaped speaker. You want to impress me then build a system that has a hundred speakers...one designed like a kick drum, 6 designed like guitar strings, probably a couple hundred more designed like piano strings, etc...if spending a million dollars on a speaker makes you happy then you have more problems with your life than how the music sounds.

Posted Thu Aug13, 2009, 1:33 AM — By Stan

If this system does what the articles purport it to do, it is likely a delicious sounding system, sounding unearthly. Why? There are several factors. They mention the drivers have very low distortion-0.02%. That is vanishingly low. If the loudspeakers can project properly, given that an acoustic space cab support their ungodly size, then they should project a headphone-like phantom image-wow. That is a tall task. I would think that the the woofers are specially designed precise extra-long devices. But they don't mention if and if so how the speakers are amplified or electronically multi-amplified. I would also be concerned on what electro-mechanical resonances this huge array might have. I would love to imagine someone installing this in a premium movie theater on the east or west coast (so I could hear it), but I would then wonder if it could be well-maintained for the long haul.

Posted Thu Aug13, 2009, 6:15 PM — By Hendo

Don't get me wrong, I love great speakers and fabulous sound. But 2 million dollars would let Oxfam sustain 4,274 people (at AU$39/month/person) for one year. That's another reason why these speakers are a little over-indulgent.

Posted Fri Aug14, 2009, 4:01 PM — By sundar

Is there a return policy without 15% restocking fee?

Posted Thu Aug20, 2009, 9:08 AM — By David Harris

Would it fit in a small rucksack?

Posted Wed Aug26, 2009, 9:46 AM — By MrFabulous

You ignorant peasants! Why must you always critisize and look for negative elements when something extreme comes up? At least show some competence before moaning and bitchin'. Extremely good sound reproduction requires extreme measures. Headroom in every respect is an important factor. Ever heard a big rig PA system at a concert, playing background music at reasonable levels before the performers go onstage?? Very effortless and clean. Reason?? Tons of headroom, minimum THD and IMD. If you want 100-110 dB of concert hall music at home, you also need headroom. Dipoles are very interesting, they do not add "box" effects to the drivers. BUT, you need driver area and dedicated drivers. This system has it in spades. Price can always be discussed of course, but you WalMart DIY'ers can forget about creating something like this for pocket change. Get real. Get positive. Or go back to your puny LS3/5A's and PRETEND that you have good sound!

Posted Thu Aug27, 2009, 1:16 PM — By dennisd

do they make headphones?

Posted Mon Sep 7, 2009, 5:25 AM — By May Buyif

Some nice fabric covering wouldn't go amiss.... maybe something in a beige paisley and some padding to soften those nasty sharp edges.

Posted Sat Sep19, 2009, 2:31 AM — By Bob Aronson

The important specification: If you have ever listened to a $10,000 speaker system, well this ultimate system costs 100 times more. It could even be a hundred times better than the best sound that you rarely hear. This sound requires a room which you do not possess, and demands ears that you once had before you were 18. It could be better than sex you will never have, unless you simply don't really require all of that flabby cash for your Bugatti Veyron or Platinum Ipod/Iphone/Iposer and Enzyte ear-buds / suppositories. . No really, your ultimate is way bigger and better than what most audiophiles enjoy, Pharaoh. The Ultimate ultimate, ultimately. Monster Cable and room tunes and Emperor's Club Outcall not included.

Posted Thu Oct 1, 2009, 3:17 AM — By Cary Christie

Having been involved in the design of the IRS Series I can assure you that the IRS Subwoofer amplifier was ours. The IRS Beta used any amplifier with our servo interface electronics for the Subwoofer. Expensive doesn't necessarily mean good but sometimes there are costs involved in manufacturing that determine the price. At the time the IRS was priced to break even with our cost but it still made it the most expensive loudspeaker produced then . We used it as a marketing tool for the rest of the product line. There are so many aspects of a loudspeakers design that determine how it reproduces sound that you can not determine them all with measurements alone. Distortion, power response, impulse response, polar response, and the list goes on are all important. There are a number of approaches that our industry has used to make some very good replicators of an original performance. I have my philosophy as do other designers. We will be showing something soon that will reflect our latest thoughts. Art

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