Thursday, May 10, 2012

Emotiva X-Ref XRC-5.2 Speaker System





by mark fleischmann
Price: $1,745 At A Glance: Sealed design controls bass • Satin-finish MDF enclosures • Factory-direct sales enhance value
 Do you trawl the Internet looking for coupon codes that can be pasted into online purchases? Loudspeaker pricing doesn’t often indulge us with the same feeling of satisfaction that we get from buying a jumbo jar of marinara sauce or a cashmere scarf at an extremely low price. But while researching this review last December, I couldn’t help noting that Emotiva’s factory-direct speakers offered some wiggle room to the timely shopper. The XRC-5.2 LCR speaker normally sold for $299/each—not a bad price to begin with—but was momentarily going for an introductory price of $239/each. Same for the XRS-4.1 surrounds, marked down from $349/pair to $279/pair. This being December, there was also a holiday markdown for the X-Ref 10 subwoofer, from $499 to $419. Add up the discounts and the reviewed system had been re-priced from $1,745 to $1,415, a reduction of $330. You could buy an adequate audio/video receiver for that, and a much better one for just a little more. How many loudspeaker manufacturers are willing, in essence, to throw in the receiver for free? Let me hasten to add that Emotiva would probably prefer you to power the system with some of its affordable surround separates.
One-Stop Shop
Emotiva’s founder, Dan Laufman, got his start making products for other companies, but now offers them under his own full-service audio brand. In addition to three lines of speakers and subwoofers, Emotiva offers amplifiers ranging from one to five channels, a surround pre-pro, a stereo preamp, a stereo DAC, cables, and accessories. For the moment, the speaker lines include in-wall, in-ceiling, and outdoor models, as well as two in-room lines. Among the latter, the one not reviewed here is the Reference line. It offers two sizes of LCR/monitors plus single tower and surround models, but was being closed out as we went to press, leaving the subject of this review, the X-Ref line, as Emotiva’s only in-room speaker family. X-Ref includes two sizes of stand-mount speakers variously described as LCRs, centers, and monitors; two models described as monitors; two towers; and one bipole sur- round. This review’s configuration includes three matched XRC-5.2 LCRs across the front and two XRS-4.1 bipole surrounds, along with the X-Ref 10 subwoofer, all cosmetically united by the subtle painted lacquer satin finish and softened edges of their fiberboard enclosures.

The XRC-5.2 LCR is the only member of the X-Ref line with a sealed enclosure. Even the other LCR speaker in the line—the XRC-6.2, with a slightly larger woofer—includes a ported enclosure. But the designers felt that the XRC-5.2’s sealed en- closure provided this particular speaker size with the best voice- matching and low-frequency performance. Behind its fabric grille, the XRC-5.2 has two 5.25-inch woofers with blended-pulp cones. They’re outfitted with copper-clad pole pieces, which reduce distortion by counteracting the counter-electromotive force (CEMF) generated by movement of the voice coil, and aluminum shorting rings, which further reduce distortion, especially second-order distortion, by controlling eddy currents.
The 1-inch, silk-dome tweeter sits off-center in what Emotiva calls the Nested Array. The tweeter is mounted in a discrete, solid-aluminum plate. The Nested Array claims to widen the sweet spot when the speaker is used as a horizontal center. This arrangement elevates the tweeter slightly—probably a good thing for users who insist on having the left/right speakers flank the screen but who still want all three front tweeters at the same height so objects track evenly across the soundstage. Also advancing that worthy goal is an optional stand that allows for upward or downward tilting. When you’re using a pair of the LCRs as vertical left/right speakers, the off-center tweeter allows two choices: position the tweeter on the outside—for wider imaging, or on the inside—for denser imaging. Because the badge is not removable, this will place it on one side or the other, unless you’re a no-grilles kind of person.

The XRS-4.1 surround uses a triple-faced baffle and a bipole design with one driver per face. Two 1-inch, silk-dome tweeters flank a single, blended-pulp coned woofer. Bipole surrounds use dual drivers (in this case, dual tweeters) that operate in electrical phase to produce more diffuse surround effects and keep the audience’s attention on the screen and front speakers. Unlike the main speakers, this surround has a port located below one of the tweeters. This model is sold in mirror-imaged pairs.
After you’ve noticed these subtle, think-different signs, you probably won’t be surprised by some of the unusual design features in the X-Ref 10 subwoofer. One is XLR connectivity, which is better at resisting noise and interference over long cable runs. Even more noteworthy for the majority of users are the top-mounted control and 1.25- by 0.5-inch, backlit, liquid-crystal display. A single push-to-engage rotary encoder can adjust volume, phase, crossover, and presets.

The crossover is continuously variable from 40 to 150 hertz in 1Hz increments, so if you have your heart set on a 41Hz or 149Hz crossover point, this subwoofer will let you (literally) dial it in. Or, you could select the Direct mode and set the crossover point in your surround processor, as I did. The presets include what the manual identifies as a Music (Flat) setting and a more aggressive Movie setting, which adds 6 decibels at 45 Hz. You can also customize and invoke two parametric equalizer modes, so if your room has a standing-wave-induced bass hump below the subwoofer crossover, as mine does, you have considerable latitude to adjust it into oblivion. I would call this a transformative feature since most rooms have a bass anomaly, or anomalies. Having this feature in a subwoofer listing for $499 (and sometimes selling for less) is part of the reason this system won a five-star value rating.

Using the, ahem, rotary encoder takes some getting used to. It has two modes, one to select parameter and one to adjust parameter, so you need to recognize which is operating at the moment to avoid unintentional setting changes. The knob has no indentation or texturing to grab hold of and requires a hard touch. I eventually found the best way to budge it was with both thumbs.
Associated equipment included a Rotel RSX-1550 surround receiver, Oppo BDP-83 SE universal disc player, Rega Planar 25 turntable, Shure M97xE cartridge, and Bellari VP530 phono preamp.
Please Please Me
The Emotivas performed well from the get-go. They had a definable character, which took the form of a warm, rich, and ingratiating midrange. Big, but not vague; subtle, and not grossly unbalanced. With some content, the voicing was perceptible; with other content, the speakers seemed to disappear. The bipole surrounds—each with its single woofer firing directly at the listener and dual tweeters firing elsewhere—had the diffuse character of the genre. I had thought the direct-firing woofer would occasionally rebel against this tendency, but in practice, surround effects seemed very diffuse to my ears. The sub was powerful for its size and, not surprisingly in a product with a sealed enclosure, free of obvious bass-bloating ringing or port noise. I used the subwoofer’s Flat setting throughout the movie demos and well into the music demos (until I ran into one content/hardware combination with different demands).

I wanted to see Mr. Nice—the story of a charismatic Welsh hashish smuggler—so badly that I was willing to settle for a DVD with Dolby Digital. Even in lossy surround, the combination of classic rock and Philip Glass that erupted from the speakers was vivid enough to take me by surprise, and there was more happening than just the familiar pleasure of hearing stereo chestnuts rechanneled to surround. The musically communicative midrange of these speakers began speaking (and singing) to me from the outset. There was, however, a little too much chest weight in the male speaking voices, prompting me to give the subwoofer’s rotary encoder a quick spin for volume adjustment.
In The Ward (Blu-ray, DTS-HD Master Audio), all the patients in a mental hospital happened to be attractive young women. This brought a shift in vocal content, with a dominant proportion of female voices and more strenuous emoting. But by this time, the voices were dialed in (or rotary encoded), and there were so few speaker-related distractions that I ceased to be aware of the speaker system. It achieved anonymity, like a secret agent getting into his trench coat and dodging behind a pillar.

Tigerland (BD, DTS-HD MA) unfolded its tale of a rebellious, Vietnam-era, army private in a mostly outdoor setting. Familiar war-movie soundtrack elements, including a pounding tympani and bongos were tunefully delivered by the subwoofer. Gunfire was slightly rounded off, which made it easier to take, with no need for hasty lunges at the volume control. Rainfall was slightly less convincing with these bipole surrounds than it would have been with my reference monopoles. This is less a knock on Emotiva than part of my ongoing struggle with the subdued surround aesthetics of bipoles. I like precise surround effects perhaps more than an average listener, a preference developed over many years of listening.
Textures, Shaping, Ease
Schubert: Complete Overtures, with Christian Benda leading the Prague Sinfonia, arrived on a Blu-ray disc with DTS-HD MA. Just as I listen carefully to vocal reproduction in movies, I also obsess about orchestral reproduction, especially when the content is high-resolution surround. My notes contained a new (for me) word: wholesome. In other words, I was agreeably surprised by the sweet, but convincingly shaded textures, dynamic shaping, and overall sense of ease the Emotivas coaxed out of this demo. So much so, in fact, that I immediately bumped up the performance rating half a star. This was the kind of demo that makes people fall in love with high-resolution surround as a music medium, and Blu-ray in particular. Note that this is an audiocentric release—video content consists of the Blu-ray and Naxos logos accompanied by track information. There is no full-motion video. This disc demands your attention on the basis of sound quality alone. It sure got mine.

A Foot in the Door: The Best of Pink Floyd (CD) completely skipped over the music from the half-dozen or so studio albums from A Saucerful of Secrets to Meddle. But while it didn’t entirely fulfill the premise of its title, it did allow the subwoofer and the speakers’ dual woofers a chance to fine-tune Nick Mason’s inconspicuous (and therefore underrated) flow-oriented drumming in the well-recorded later albums. If an unsubtle, ported subwoofer is what you’re used to, you might marvel at the greater control of this sealed 10-incher in the frequencies dominated by drums and bass guitar, dovetailing beautifully with the sealed enclosures of the XRC-5.2. Some subs go after slam and fail to sing. The X-Ref 10 has a more musical set of priorities.
Mandance (LP) by Ronald Shannon Jackson and the Decoding Society was the only demo material that seemed light on the bass—not a suitable stance for a drummer-led, free-jazz/funk band. But I didn’t want to change subwoofer volume and crossover decisions that had worked so well for previous (and subsequent) content. So I cheated a little, shifting from the subwoofer’s Flat EQ setting to the Movie setting. This immediately brought out both Jackson’s kick drum and the twin basses of Melvin Gibbs and Rev. Bruce Johnson. Living Colour guitarist Vernon Reid was a prominent early member of Jackson’s band, and he danced joyfully between the speakers, taking on a golden tone that stemmed in part from the speakers and in part from my vacuum tube phono preamp. (Tube electronics—a lot of them, anyway—are kind of like tone controls with a single setting, but a great one. In this case, one labeled Golden Liquid Midrange.)
Emotiva has emerged as a force to be reckoned with in the increasingly competitive field of factory-direct loudspeakers. These X-Ref speakers are an especially tremendous value, with high overall performance and more-than-decent build quality.
If I had to do it again, I’d go for a matched set of XRC-5.2s without the bipoles, but the fact that I can’t get my mind off these speakers indicates how much I enjoyed the review system just as it was. Writing about Emotiva for the first time is kind of like discovering a really great restaurant featuring obscure and exotic cuisine at amazing prices; I know I’ll be heading back soon.

Specs
Speaker: XRC-5.2
Type: LCR
Tweeter (size in inches, type): 1, silk dome (1)
Woofer (size in inches, type): 5.25, blended pulp (2)
Nominal Impedance (ohms): 4
Recommended Amp Power (watts): 50-plus
Available Finishes: Black satin lacquer
Dimensions (W x H x D, inches): 19.5 x 6.5 x 8.5
Weight (pounds): 17.4
Price: $239/each
Speaker: XRS-4.1
Type: Bipole surround
Tweeter (size in inches, type): 1, silk dome (2)
Woofer (size in inches, type): 4, blended pulp (1)
Nominal Impedance (ohms): 5
Recommended Amp Power (watts): 25-plus
Available Finishes: Black satin lacquer
Dimensions (W x H x D, inches): 13.5 x 12 x 17
Weight (pounds): 7.4
Price: $279/pair
X-REF 10 Subwoofer
Enclosure Type: Sealed
Woofer (size in inches, type): 10, para-aramid fiber cone (1)
Rated Power (watts): 300, RMS
Connections: Stereo line-level in, RCA; balanced mono in/out, XLR; movie EQ trigger
Crossover Bypass: Yes
Available Finishes: Studio Black satin lacquer finish
Dimensions (W x H x D, inches): 12.63 x 13.63 x 13.63
Weight (pounds): 33
Price: $499

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