The ultimate reference standard for low frequency design and performance from a ported cabinet subwoofer.
Born from three decades of SVS design expertise, the pinnacle of subwoofer performance is here with the PB17-Ultra R|Evolution. Reimagined dual mono-block STA-2800 amplifier technology, first ever 17-in driver with dual 8-in voice coils, and the most powerful DSP ever used in a consumer subwoofer married to advanced power management and auto EQ room calibration. The benchmark for reference subwoofer experiences has arrived.
Breathtaking low frequencies with unerring accuracy, room-shaking output, and stop-on-a-dime control. The deep, chest-thumping slam of cinematic soundtracks and the delicate nuance of musical bass always rendered truthfully.
Whether heard or felt, low frequencies are handled effortlessly without sacrificing sonic fidelity and refinement. With extension to 12 Hz, far below the threshold of human hearing, PB17-Ultra R|Evolution brings sound to life with convincing, visceral, and jaw-dropping impact.
High-Excursion 17-Ultra R|Evolution Driver
17-inch glass fiber composite cone with 55 lb toroidal ferrite magnet motor assembly render massive low frequency output down to 13Hz with pinpoint accuracy and control.
8-inch Dual Voice Coil
Dual voice coil design ensures stable and consistent transfer of motor electro-magnetic energy to the 17-inch cone to maintain precise driver control with maximum efficiency.
Dual Mono Amplifier
Each of the two Class-D mono-block amplifiers with MOSFET output stages drives one of the dual voice coils to double the amount of current being fed to the driver achieving effortless output with lower continuous current demand from a home’s AC circuit.
Switch Mode Power Supply
Time aligns the AC voltage to the AC current while filtering and stabilizing incoming voltage to optimize signal quality and audio performance.
295 MHz Analog Devices DSP
The most advanced processor ever used in a consumer subwoofer optimizes every aspect of subwoofer output and usability to maintain flawless performance and intuitive control.
SVS Subwoofer Control Smartphone App
Most convenient way to control all DSP functions, including: volume, 6-band parametric equalizer, low pass filter, phase, polarity, room gain, port tuning, system settings, custom presets, and auto room EQ.
Acoustically Tuned Ported Cabinet Design
Ported cabinet with high airflow 4-inch flared ports, double thick MDF, and rigid internal bracing creates a resonance-free environment for pitch-perfect accuracy free from resonances and coloration.
Effortless Output from High-Excursion 17-inch SVS Driver
It was a ground-up process designing the largest, most formidable driver ever deployed in an SVS subwoofer. An all-new dual voice coil, suspension, basket, and extreme-excursion surround achieve chest-compressing sound pressure levels with flawless tonal accuracy.
Lightweight and rigid 17-inch glass fiber composite cone with optimal stiffness-to-mass ratio for maximum efficiency and acoustic linearity
55lb four-piece toroidal ferrite electromagnetic motor generates massive force with precise control, remaining authoritative yet detailed and controlled
Unerring Control from Revolutionary Dual 8-inch Voice Coils
Unprecedented dual 8-inch dual voice coils ensures stable transfer of electro-magnetic current to the 17-inch driver for authoritative output and pinpoint driver control.
4-layer bi-filar dual voice coil conducts the massive power from the dual-mono amplifier to the motor with maximum thermal efficiency, resulting in effortless acoustic output
Copper clad aluminum voice coil wire combines the best properties of both elements, yielding ideal thermal capacity and magnetic field strength
First Ever Dual Mono STA-2800D Amplifier Design with Discrete MOSFET Output
The sonic muscle behind the most powerful and highest fidelity SVS subwoofer amplifier ever developed. PB17-Ultra R|Evolution STA-2800D features technological breakthroughs never offered before in a consumer subwoofer to ensure refined behavior and pristine response at any volume.
Limitless headroom from dual mono-block Class-D amplifiers with MOSFET output stages
Each amp drives one of the dual voice coils within the motor to assert pinpoint control and maximize power fed to the driver
Eight 60 Amp 200 Volt MOSFETs deliver extreme high current for reference-level output with maximum efficiency
Performance Enhancing Switch Mode Power Supply
Regardless of the power coming out of your household circuit, the PB17-Ultra R|Evolution always maintains peak performance and remains impervious to voltage fluctuations.
Onboard AC line conditioner filters and stabilizes incoming voltage, corrects waveform distortions, and eliminates electromagnetic and radio interferences to optimize signal quality and audio performance
Ensures clean and consistent 160V rail voltage and optimal power delivery from a standard 15-amp home circuit
Power-Factor-Correction (PFC) time aligns the AC voltage to the AC current resulting in less heat, greater efficiency, reliable peak power output, and the ability to maintain rated power over a wide-range of voltages
FEA optimized convection cooling system has no exterior heatsinks, an extraordinary feat for such a powerful amplifier
Extreme Subwoofer Intelligence – 295 MHz Analog Devices DSP
Orchestrating the cutting-edge amplifier, motor, and driver ecosystem is the most sophisticated DSP ever deployed in a consumer subwoofer.
Accurately shapes in-room frequency response with absolute precision for faithful signal reproduction
Monitors every function of the amplifier to stabilize AC voltage delivery to the power supply to maintain consistent peak output
Multi-point thermal, voltage, and current monitoring system ensures maximum output and efficiency
Advanced digital audio processing and DACs (Digital-to-Analog Converters) with 120 dB Signal-to-Noise Ratio provide greater headroom, lower noise, and pristine fidelity.
SVS Subwoofer Smartphone Control App Now with Auto EQ Room Correction
Compatible with Apple iOS, Google Android, and Amazon Fire platforms, the SVS Subwoofer Control Smartphone app allows convenient subwoofer tuning and management.
Controls for volume, low pass filter, phase, polarity, six parametric equalizers, room gain compensation, tuning modes, power management settings, and more
Includes three convenient memory presets for fast and easy system adjustments to match your listening preferences – music, movies, night mode, and more
Variable Port Tuning modes with included port plugs enable customized frequency response curves for Standard, Extended, and Sealed to allow tuning for maximum output or deep bass extension and transient speed
Amplifier Rear Panel OLED and control interface provide fast and direct control of the most important features and includes a convenient “Display Flip” function
SVS Subwoofer Auto Room Correction
Achieves pristine fidelity by resolving all the acoustic issues caused by your room in a few quick and easy steps.
Automatically tunes subwoofer output using your smartphone microphone and the SVS subwoofer app
Applies equalization filters, capitalizes on available room gain, and optimizes in-room frequency response at main listening positions for optimal in-room performance.
Simple process requires just a few steps for significant improvements to in-room response
Will be available soon via an over-the-air SVS Subwoofer Control App update
14Hz to 220Hz +/-3dB (standard mode – all ports open
12Hz to 220Hz +/-3dB (extended mode – 2 ports open)
14Hz to 320Hz +/-3dB (sealed mode – all ports sealed)
Roll-off slope specifically optimized to take maximum advantage of available room gain.
2-meter ground plane away from reflective structures (quasi-anechoic).
Piano Gloss Black and Black Oak Real Wood Veneer finishes
Front Firing 17-inch high-excursion SVS driver
Protective non-resonant extra-thick ABS grille frame with fabric mesh cover to shield driver
Robust Medium Density Fiberboard (MDF) cabinet construction with internal bracing for resonance free performance at highest drive levels
Screw-in Iso-elastomer feet reduce noise artifacts and improve stability
Amplifier Rear Panel OLED and control interface provide fast and direct control of the most important features. Includes “Display Flip” function for viewing upside down from behind
Dimensions (with grille): 635mm H x 550mm W x 744mm D
Dimensions (without grille): 635mm H x 550mm W x 723mm D
Shipped Dimensions: 767mm H X 698mm W X 976mm D
Weight (unboxed): 74.7kg
Shipped Weight: 84.4kg
Driver Specs:
Proprietary SVS 17-inch long-throw driver with high-precision tuned overhung motor configuration
8” diameter Voice Coil with high current 4-layer bifilar copper-clad aluminum wire windings
Dual Voice coil design captures power delivery from dual-mono amplifier outputs into a single voice coil for maximum acoustic output
High Temperature glass-fiber composite former/bobbing
Four-piece high-grade oversized Y35 Ferrite magnet motor produces effortless on-demand driving-force for subtle and over-the-top low frequency sonics
Dual shorting rings reduce gap inductance and lower distortion
Dual 25-strand copper-alloy and Nomex composite high-temperature leads woven through the spider provide a pristine electrical connection from the amplifiers to the voice coils
Precision machined and narrow tolerance low carbon 1010 steel top-plate and oversized T-yoke with integrated pole-piece extension for optimal magnetics and thermal capacity
Dual Nomex extreme excursion linear suspension spiders
Custom injection-molded extreme-excursion catenary SBR rubber surround ensures flawless pistonic motion for pinpoint control and accuracy without distortion at reference drive levels
Premium glass-fiber laminated dustcap and vented composite cone sub-structure with exceptional stiffness-to-mass ratio ensures a light, ridged, and neutral radiating surface about to move massive amounts of air with crisp precision
High-density 17” Powder-coated cast aluminum basket FEA optimized for maximum rigidity, tensile strength, and energy transference
Nickel-plated high-tension spring terminals provide secure connections
Amplifier Specs:
Massively powerful SVS STA-2800D Class D amplifier design
Dual-mono discrete Class D amplifiers generate endless power from eight massive 60A 200V MOSFETs, resulting in lower EMI and highest efficiency
High resolution 295Mhz Analog Devices Audio DSP with double precision 56bit filtering. Over 5x the processing power of previous subwoofers, the most advanced subwoofer processor available for flawless low frequency audio reproduction
Monitors every function of the amplifier ensuring precisely regulated clean voltage is delivered to and from the switch mode power supply and maximum current is pushed to the driver’s voice coils
DSP Continuously runs complex power management algorithms and multi-point thermal, voltage, and current monitoring systems to optimize AC voltage delivery to the power supply for continuous peak performance with maximum performance and greatest efficiency
Advanced digital audio processing and DACs (Digital-to-Analog Converters) with 120 dB Signal-to-Noise Ratio provide greater headroom, lower noise, and flawless fidelity
All new Switch Mode Power Supply (SMPS) includes a two-stage 100v-240v full range active Power Factor Correction (PFC) to pre-regulate mains to solid 390V DC regardless of mains voltage or quality. Ensures a consistent 160V rail voltage for dual-mono amplifiers over a wide-range of AC voltages
Onboard AC line conditioner filters and stabilizes incoming voltage, corrects waveform distortions, and eliminates electromagnetic and radio interferences to optimize signal quality
Pioneering convective cooling plate design pulls cool outside air through vents at the bottom of the amplifier plate, flowing over the amplifier components and internal heat sinks, eliminating the need for an external heatsinks
User auto EQ and DSP limiter settings specifically for the 17-Ultra allow the subwoofer to take control of a room and pressurize it with accurate, heart-pounding, acoustically tuned bass
XLR and RCA stereo input/output with ultra-wide input voltage bandwidth compliant with consumer and professional audio applications up to 4V line level input
Unbalanced RCA 10kohm input impedance (compatible with consumer and professional audio up to 4Vrms inputs)
Balanced XLR 14kohm input impedance (compatible with consumer and professional audio up to 14Vrms / +24dBu inputs) OLED and control interface with easy control of the most important features
OLED and control interface with easy control of the most important features
USB provides power for the SVS SoundPath Wireless Audio Adapter (sold separately) which eliminates the need for a cable run to the subwoofer from the source component.
Auto/On and Trigger options through App for maximum installation convenience (3.5mm trigger Input 3-12V AC/DC)
3.5mm IR input for easy integration with control systems
Compatible with Apple iOS, Google Android, and Amazon Fire platforms, the industry leading SVS Subwoofer Control Smartphone app allows convenient and intuitive management of all subwoofer controls
The Analog Devices DSP supports a comprehensive menu of functions, including volume, fully adjustable low pass filter, phase, polarity, six PEQs, room gain compensation, tuning modes, power management settings, and more.
Includes three convenient memory presets for fast and easy global system adjustments to match listener preferences.
Subwoofer Auto Room Equalization (available via over-the-air app update soon)
Uses your mobile device’s built-in microphone to measure the acoustic performance of your subwoofer in your room
Automatically calculates equalization filters to optimize the subwoofer and room combined performance at your listening position
Subwoofer Auto Room Equalization (available via over-the-air app update soon)
Easy-to-follow tutorial provides clear guidance for all functions
Included Accessories
Protective non-resonant extra-thick ABS grille frame with fabric mesh cover
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