SB-3000
SB-3000
Why Go Dual Subwoofers?
Maybe you've been reading about dual subwoofers on the A/V forums and wondering what all the fuss is about. At SVS, we're big fans of running multiple subwoofers whenever possible, and they can be a great upgrade to any home theater or music system. Below are some of the benefits of running dual subwoofers in your system.
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Optimal Sound Quality at More Listening Positions
Even with careful placement, a single subwoofer will not have an optimal frequency response at all listening positions in the room. In any given room location, a subwoofer has a unique 'modal pattern' (standing waves with peaks/nulls) and associated frequency response at the listening position. Listeners will often notice that moving even a few feet away from the 'sweet spot' will often result in notably worse bass sound quality. In some places, it will be overly boomy, in other places there will be a “suck-out” where the bass is noticeably less impactful. This is especially concerning when you have a large seating area.
With properly located dual subwoofers, the respective modal patterns will overlap, which greatly increases the sound wave density in the room. The result is a smoother frequency response at more listening positions in the room, with less potential for obvious peaks/nulls in the frequency response. Everyone gets the same room-energizing, heart-pounding listening experience no matter where they’re seated. This also makes it easier for auto-set-up programs like Audyssey MultEQ to equalize the subwoofer channel.
Effortless Bass With Greater Headroom
A popular phrase among the SVS Sound Experts team is "headroom has a quality all its own". Dual subwoofers will greatly increase the available system headroom, providing greater dynamic range, reduced output compression, lower distortion, and less potential for overdrive artifacts. In short, running duals will give you cleaner, more accurate bass at extreme drive levels. If you like to listen at reference levels and crave a lot of slam, impact and pressure from action and sci-fi movies or bass-heavy music, then dual subwoofers are an excellent option, and will provide effortless low frequency output on demanding passages.
Stereo Bass for Dedicated 2-Channel Systems
Discerning audiophiles and 2-channel purists know that directional bass cues are important to imaging and preserving the solidity of the soundstage. Using dual subwoofers in a dedicated 2-channel system will preserve stereo bass cues, and prevent the soundstage from collapsing, particularly when small bookshelf monitors with limited bass extension are being used. This makes for a more realistic and convincing audio experiences where you can pinpoint sounds in space and believe you are on stage or in the studio with an artist.
Harder To Localize
Even with a fairly deep speaker/subwoofer crossover frequency and the associated masking effects of the surround speakers, it's often possible to localize a single subwoofer in the room, particularly if it is not located on the front stage. When properly set-up, bass from a subwoofer should sound like it is coming from each individual speaker and not from a specific location. In comparison, dual subwoofers are nearly impossible to localize. Once listeners experience this immersive bass which seems to emanate from everywhere in the room, they never want to go back to a single subwoofer set-up.
Two Small Subwoofers Can Fit Where One Large Subwoofer Can’t
Many enthusiasts have their music and home theater systems located in mixed use living areas, where subwoofer performance must be balanced with décor and aesthetics. In situations like this, a single larger subwoofer, especially those with ported cabinets, might have too much visual impact in the room or might not even fit in the allocated areas. Conversely, two smaller subwoofers can offer similar performance, less visual impact, and can also fit into more locations in the room. If space is a concern, sealed cabinet subwoofers are generally a better option for discretion. If you’re interested in learning about all the differences between the two types of subwoofers, check out our post on Ported vs. Sealed subwoofers.
Recommended Placement Locations for Dual Subwoofers
Based on our own extensive testing, and research done by the professional audio community, we recommend the following placement options for dual subwoofers:
While the first two options are proven performers with typically excellent results, they are often difficult to implement in a living/family room environment. All rooms are different, so we recommend staying flexible and trying all possible placement options for the best results. - Ed Mullen
Placement Options for Multiple Subwoofers
SVS makes a variety of powered subwoofers to fit every room, audio system and budget. In addition to the performance benefits, going dual with SVS 1000, 2000 Pro, 3000, 4000 and 16-Ultra Series subwoofers earns you a discount so you can get the best performance possible at the best price possible.
Have questions? Ask in the comments or our SVS Sound Experts are available 7 days-a-week to help you choose the best dual subwoofers based on your set-up and listening preferences.
Summary: Benefits of Running Dual or Multiple Subwoofers in a Home Audio System
- Smoother frequency response at more listening positions
- Greater overall dynamic output/headroom
- Enhances imaging for stereo bass in 2-channel systems
- Harder to localize and pinpoint specific location of subwoofer based on placement
- Two smaller subwoofers can often fit in a room better than one large one
Room-Shaking Power. Subterranean Extension. Uncompromising Sound Quality.
Featuring technology from the SVS 16-Ultra Series and 4000 Series, winners of nearly every industry and media award as the top subwoofers worldwide, the SB-3000 unleashes breathtaking output and extreme low frequency extension with pinpoint control and accuracy. The newest sealed cabinet SVS model combines the most sophisticated SVS subwoofer technology ever developed with trailblazing innovations to set a new standard for subwoofer performance based on price and cabinet size.
All New First Ever 13-inch High-Excursion SVS Driver – Iron Fist Inside a Velvet Glove.
Completely new 13-inch SVS driver delivers punishing levels of low frequency output, while maintaining crisp speed in transients by stopping and starting on a dime with pinpoint precision. An aluminum vented cone with exceptional stiffness to mass ratio and a proprietary injection molded extreme-excursion surround ensure flawless pistonic motion for pinpoint control and accuracy.
Flat edge wound split-wind voice coil within the motor assembly provides effortless, on-demand power at the highest excursion levels, while reducing mass and improving overall driver efficiency. The result is room-shaking output with amazingly precise response when the music, movie or other content demands it most.
Dual ferrite magnet motor assembly weighing nearly 25lbs generates massive amounts of current to produce extreme driver excursion with precise control for the deepest, most accurate and authoritative bass possible from a 13-inch driver.
Lightweight and rigid aluminum vented cone with composite fiber dustcap generates massive output with pinpoint accurate frequency response.
Long-throw parabolic surround and proprietary injection molded gasket ensure longevity and allow extreme excursion for room-energizing bass.
Sledge STA-800D2 Amplifier – Massive Power with Precise Control.
The Sledge STA-800D2 amplifier maximizes the full potential of the 13-inch driver with effortless power and absolute control. The innovative design combines the efficiency of a Class D amplifier with the ability to move colossal amounts of current through the fully discrete MOSFETs for outstanding real-world subwoofer performance at all drive levels.
High Current Output of Fully Discrete MOSFETs with Efficiency of Class D Amplifier allows the Sledge STA-800D2 amplifier to move massive amounts of current through the fully discrete MOSFETs enabling immense output with surgical precision.
Sophisticated 50MHz High Resolution Analog Devices Audio DSP is the most advanced digital processor ever used in a subwoofer and maintains pinpoint accuracy and pristine sound quality through advanced in-room tuning, optimized frequency response curves, powerful DSP controls and more.
SB-3000 Smartphone App – Easiest Way Ever to Manage Subwoofer DSP and Control.
3000 Series subwoofer app is the most convenient way ever to control volume, access multiple DSP functions and program custom presets for one-touch tuning optimized for music, movies, gaming, and more. Adjust crossover frequencies, a three-band parametric EQ, polarity, room gain and more, all from your favorite seat.
The SVS subwoofer app also allows advanced customization so you can name your subwoofer for easy preset switching, choose the subwoofer standby mode and reset the subwoofer to factory settings. Bluetooth connectivity allows full control, even when the subwoofer is out of sight and bi-directional feedback shows adjustments in real time on both the app and rear panel subwoofer interface.
3 custom presets can be saved for movies, music and more so you have one-touch tuning optimized for your listening preferences.
2-way feedback shows updates in real time on both the app and rear panel subwoofer interface.
Connects via Bluetooth for convenient control even when subwoofer is out of sight.
3-band parametric EQ controller allows precise adjustments for frequency slope and Q factor down to the single Hz level with four different slopes, so users can improve performance by eliminating peaks, nulls and other room issues.
New Rear Panel Intelligent Control Interface (ICI).
Designed specifically for the 3000 Series Subwoofers, the first ever SVS Intelligent Control Interface (ICI) on the rear panel of the 3000 Series cabinets provide control options for the subwoofer’s most critical functions. Adjustments can be made for volume based on listening preferences and content to achieve full and balanced bass response.
Other features of the ICI include a low pass filter to ensure smooth sonic transitions and seamless blending with loudspeakers and phase control to shift timing of subwoofer output to align with main speakers or additional subwoofers.
Acoustically Inert and Rigidly Braced Sealed Cabinet Design.
Double-thick MDF front baffle and extensive internal bracing in the acoustically optimized SB-3000 Series cabinet create a resonance-free environment that serves as a blank canvas for uncompromised subwoofer performance. Acoustic insulation eliminates all coloration or resonance from the cabinet, even when the deepest low frequencies are played at reference volume. Includes protective, non-resonant steel mesh grille and custom elastomer feet for reducing noise artifacts within a room.
Frequency Response / Acoustic Data:
- 18-270Hz ± 3 dB
- Roll-off slope specifically optimized to take maximum advantage of available room gain
- 2-meter ground plane away from reflective structures (quasi-anechoic)
Subwoofer Specs:
- Premium Black Ash and Piano Gloss Black finish options
- Protective non-resonant steel mesh grille
- Front-firing 13 inch high-excursion SVS driver
- Rear-mounted amplifier with Intelligent Control Interface(ICI)
- Screw-in rubber feet
- Robust Medium Density Fiberboard (MDF) cabinet construction
- Dimensions (w/ grille): 15.6” (397mm) H X 15.2” (385mm) W X 17.8” (451mm) D
- Dimensions (without grille): 15.6” (397mm) H X 15.2” (385mm) W X 15.7” (399mm) D
- Shipped Dimensions: 23.7” (603mm) H 20.7” (527mm) W X 20.9” (530mm) D
- Weight (unboxed): 54.5 lbs. (24.7 kg)
- Shipped Weight: 63.6lbs (28.9kg)
Driver Specs:
- All New Proprietary 13” high-excursion SVS 3000 Series Subwoofer Driver.
- SVS first flat edge wound split-wind voice coil provides maximum magnetics at high excursion while reducing mass and improving overall driver efficiency. Built around a premium grade 2” polyimide impregnated fiberglass former for maximum thermal conductivity.
- Two massive, dedicated toroidal ferrite magnets generate unparalleled levels of magnetic force to drive the highest levels of excursion, SPL, and start/go power for the deepest and most authoritative bass possible.
- All-new High density FEA-optimized cast aluminum basket provides unequaled levels of rigidity, tensile strength, and energy transference available from a subwoofer.
- Four balanced 24-strand silver plated Litz wire high temperature leads woven through the 6.5” 2-ply Nomex composite spider provide a pristine electrical connection from the amplifier to the voice coil.
- All new 13” 1050 Aluminum vented cone ensures a light, rigid, and neutral radiating surface.
- Precision machined motor elements and narrow tolerance suspension parts produce unmatched linearity at full excursion for exceptionally tight and fast output, even at reference volumes.
- Extreme oversized low carbon vented 1008 steel U-yoke and top plate provide superior cooling and improved magnetics for maximum performance and efficiency.
- 6063 Aluminum shorting sleeve reduces gap induction and distortion, enhances thermal conductivity, and improve magnetic linearity.
- Nickel-plated high-tension spring terminals.
- Proprietary injection molded gasket and SBR extreme-excursion surround maintains ideal pistonic motion for pinpoint accuracy and control.
Amplifier Specs:
- Sledge STA-800D2 with 800 watts RMS continuous power (2500+ watts peak dynamic power)
- High efficiency cool-running Class-D switching topology with massive 25 Amp 600 Volt MOSFET’s result in lower EMI and highest efficiency while providing effortless power to produce SPLs and low frequency output with pristine clarity well beyond reference listening levels.
- High resolution 50MHz Analog Devices Audio DSP with double precision 56bit filtering is the most advanced subwoofer processor available for perfect audio reproduction.
- Unmatched intelligence from user adjustable low pass, phase, polarity and room gain compensation with three parametric EQs for absolute best alignment with speakers and optimized performance in any room.
- Groundbreaking SVS Bluetooth DSP control app for iOS and Android devices with three user presets allow custom tuning for every room and system.
- RCA stereo input/output with ultra-wide input voltage for consumer and professional audio applications.
- All new rear panel Intelligent Control Interface (ICI) user interface with bright back-lit controls.
- Auto/On and 3-12V AC/DC trigger for Maximum Installation Convenience.
- Input impedance 16kohm (unbalanced RCA).
- Green 0.5-watt low standby power consumption.
- RoHS compliant, lead-free construction, world-wide safety certifications.
SVS App Specs:
- The most powerful and flexible Bluetooth controlled subwoofer DSP app, works with both iOS and Android operating systems.
- Easiest and most convenient way to adjust crossover frequencies, parametric EQ, polarity, room gain and all other bass management functions.
- Three convenient custom presets allow for perfect tuning in any room or system, from your favorite seat.
- Single tap adjustment for controlling variable port tuning with standard, extended and sealed modes.
- Unique bidirectional feedback shows adjustments in real time on both app and subwoofer interface.
- Easy-to-follow tutorial provides clear guidance for all functions.
Included Accessories:
- Protective non-resonant steel mesh grille
- Iso-elastomer feet included
- Extra heavy-duty, high current 6' power cord
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