RBH Sound Unrivaled 221-SF/R Subwoofer - Dreamedia AV
RBH Sound Unrivaled 221-SF/R Subwoofer - Dreamedia AV
RBH Sound Unrivaled 221-SF/R Subwoofer - Dreamedia AV
RBH Sound Unrivaled 221-SF/R Subwoofer - Dreamedia AV
RBH Sound Unrivaled 221-SF/R Subwoofer - Dreamedia AV
RBH Sound Unrivaled 221-SF/R Subwoofer - Dreamedia AV
RBH Sound Unrivaled 221-SF/R Subwoofer - Dreamedia AV
RBH Sound Unrivaled 221-SF/R Subwoofer - Dreamedia AV
Vendor: RBH Sound

RBH Sound Unrivaled 221-SF/R Subwoofer

Dual 21" High Performance Carbon Fiber Subwoofer
$15,250.50
$16,945.00
$15,250.50

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RBH Sound Unrivaled 221-SF/R Subwoofer
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Overview

Unleash the Power of Cinema-Quality Bass

Imagine the pulsating energy of a live concert, the thunderous roar of an epic blockbuster's climactic battle, or the subtle nuances of a symphony's double bass resonating within the walls of your home. The RBH Sound Unrivaled 221-SF/R Subwoofer transforms this imagination into reality, delivering an auditory experience so profound, it transcends the boundaries of traditional home audio.

Exceptional Depth and Realism

Crafted for the discerning audiophile and the dedicated cinephile, the RBH Sound Unrivaled 221-SF/R is not just a subwoofer—it's the heart of your home theater system. Its 21-inch carbon fiber cone driver, powered by a formidable Class D amplifier, ensures that every beat and bass line is rendered with earth-shaking precision. Whether it's the subtlety of jazz or the intensity of an action movie, the sound is always rich with detail and depth.

High-Quality Construction and Materials

The RBH Sound Unrivaled 221-SF/R is a testament to superior craftsmanship. The heavily-braced oblong-shaped cabinet, constructed from high-density fiberboard (HDF), is meticulously designed to suppress any unwanted resonance. Coupled with the granular acoustic damping system (G.A.D.S.), this subwoofer stands as a fortress against vibrations, ensuring that the only movement you feel is the powerful bass pulsing through the air.


Innovative and Resilient Driver Design

At the core of the RBH Sound Unrivaled 221-SF/R lies an innovative driver that sets new standards for low distortion and resilience. Co-engineered with Pierce Audio, this proprietary 21-inch driver boasts a carbon fiber cone that is both lightweight and extraordinarily rigid. The result is a driver that responds swiftly and accurately to the most demanding audio signals, delivering a performance that's as precise as it is powerful.

Carefully Tuned DSP Calibration

The built-in DA-2602DSP amplifier is not just about raw power—it's about control. With 30 bands of parametric EQ and shelving filters for room tuning, this subwoofer can be meticulously adjusted to complement the acoustics of your space. The end result is a tailored listening experience that brings out the best in your music and movies.

Powerful and Deep Bass Output

The RBH Sound Unrivaled 221-SF/R is engineered to push the limits of bass output. Its 2000 watts RMS and 4000 watts bridged mode amplifier power output ensures that you are not just listening to the bass—you are feeling it. From the deepest growls to the most explosive impacts, this subwoofer delivers bass that's both monumental and nuanced.

Versatility for Movies and Music

Whether you're screening the latest blockbuster, spinning your favorite vinyl, or streaming a new playlist, the RBH Sound Unrivaled 221-SF/R adapts seamlessly. Its broad frequency response and continuous crossover adjustment allow it to blend smoothly with your main speakers, ensuring a cohesive and immersive sonic landscape for any form of entertainment.

Key Specifications at a Glance

  • General Specifications
    • Model: RBH Sound Unrivaled 221-SF/R
    • Type: Powered subwoofer
    • System Type: Ultimate Subwoofer System
    • Weight: 371 lbs
    • Enclosure Type: Sealed
    • Power Requirements: 120V/240V, 50Hz-60Hz
    • Finished Dimensions: 58" W x 27-1/4" H x 21" D
  • Driver Specifications
    • Driver Size: 21 inches
    • Driver Type: Carbon fiber cone
    • Xmax: 38mm
    • Xmech: 50mm
    • Magnetic Flux: 35 Tesla Meters
    • Voice Coil: 4” diameter copper
  • Amplifier Specifications
    • Amplifier Type: Class D
    • Amplifier Power (RMS): 2000 Watts
    • Equalization: 30 bands of parametric EQ
  • Performance Specifications
    • Frequency Response: 18Hz - 200Hz
    • Sensitivity: 87dB + 87dB
    • CEA-2010 Output: Flat in-room extension to 10Hz
  • Input/Output Specifications
    • Inputs: Line-level RCA, Balanced XLR
    • LFE Input: XLR, RCA
  • Cabinet Specifications
    • Cabinet Material: HDF
    • Cabinet Design: 43” wide heavily-braced with G.A.D.S. system
    • Grille Material: 1-1/2" HDF with Magnetic attachment

Warranty and Peace of Mind

Your investment in the RBH Sound Unrivaled 221-SF/R is protected by a robust warranty, ensuring 10 years of coverage for the subwoofer and 3 years for the amplifier. This commitment to quality is a testament to the confidence RBH Sound places in their products and a reassurance of lasting performance for the user.

Elevate Your Home Theater Experience

When you choose the RBH Sound Unrivaled 221-SF/R, you're not just purchasing a subwoofer; you're investing in an experience that rivals the very best commercial theaters. And with the expertise of Dreamedia, designing your home theater system around this powerhouse becomes an effortless journey towards sonic perfection.

Addressing Your Concerns

A subwoofer of this caliber may prompt questions about its integration into your living space. Rest assured, our team at Dreamedia is available to assist in creating a setup that not only optimizes the performance of the RBH Sound Unrivaled 221-SF/R but also complements the aesthetics and functionality of your home.

Ready to Transform Your Home Entertainment?

The RBH Sound Unrivaled 221-SF/R Subwoofer is more than a piece of equipment; it's a gateway to a new realm of audio excellence. Its unparalleled performance and unwavering commitment to quality make it a cornerstone for any premium home theater system. Let Dreamedia help you design the ultimate cinema experience right in your living room. Embrace the power, feel the depth, and live the realism that only the RBH Sound Unrivaled 221-SF/R can deliver.
Our Review

Our Review

RBH Sound Unrivaled 221-SF/R Subwoofer Review

I. Introduction

The quest for the ultimate home theater experience often leads enthusiasts to seek out the best audio equipment the market has to offer. RBH Sound, a company known for its dedication to audio excellence, has introduced the Unrivaled 221-SF/R Subwoofer, a behemoth in the world of low-frequency sound. This review delves into what sets this subwoofer apart in a crowded market.

II. Design and Build Quality

A. Aesthetics and Dimensions

The RBH Sound Unrivaled 221-SF/R Subwoofer is a statement piece by design. Its oblong-shaped cabinet is both unique and purposeful, commanding attention and respect in any home theater setup. However, the subwoofer's substantial weight of 371 lbs and considerable size may require careful consideration regarding its placement.

B. Construction Materials

The use of a carbon fiber cone within a heavily-braced high-density fiberboard (HDF) cabinet speaks to RBH Sound's commitment to quality and durability. These materials are not just for show; they contribute to the subwoofer's acoustic performance and longevity.

C. Enclosure and Technology

The inclusion of G.A.D.S. (granular acoustic damping system) technology is a testament to the brand's innovative approach to minimizing resonance and enhancing rigidity, ensuring that the audio output remains pure and uncolored by unwanted vibrations.

III. Technical Specifications

A. Driver Specifications

The 21" proprietary driver, co-engineered with Pierce Audio, is a marvel of modern audio engineering. Its expansive size coupled with the low-distortion design provides a level of bass that can be felt as much as heard.

B. Amplifier Features

The DA-2602DSP amplifier is not just any off-the-shelf component. It has been carefully calibrated to work in tandem with the subwoofer, ensuring seamless integration and optimal performance.

C. DSP Calibration

Digital Signal Processing (DSP) calibration is pivotal to the Unrivaled 221-SF/R's ability to deliver precise and tailored audio output, allowing for a customized listening experience that caters to both audiophiles and casual listeners alike.

IV. Performance

A. Sound Quality

1. Deep Bass Response

The subwoofer's ability to reproduce the deepest of lows is nothing short of astounding, with a palpable depth that can transform both cinematic explosions and the subtle nuances of a double bass in a jazz ensemble.

2. Clarity and Realism

Clarity is maintained throughout the volume range, preserving the realism of the audio source. This clarity is consistent whether the subwoofer is rendering the intricate layers of a high-resolution audio track or the dynamic soundtrack of an action-packed movie.

3. Movies vs. Music

The Unrivaled 221-SF/R excels in both domains, offering the versatility needed for a subwoofer to be considered top-tier in both music and home cinema contexts.

B. Volume and Power

1. Handling High Volumes

At high volumes, the subwoofer maintains composure, a testament to its robust construction and the efficacy of its DSP calibration.

2. Dynamic Range and Distortion Levels

The dynamic range is impressive, with the subwoofer capable of subtle shifts and thunderous crescendos without noticeable distortion.

V. User Experience

A. Installation and Setup

While the weight and size of the subwoofer may pose initial setup challenges, once in place, the installation process is straightforward.

B. Interface and Control

The subwoofer's interface facilitates easy adjustments, allowing users to fine-tune their audio experience.

C. Practical Considerations

The physical footprint and weight are the most significant practical considerations, demanding a dedicated space within the listening area.

VI. Comparison to Competitors

In comparison to other high-end subwoofers, the RBH Sound Unrivaled 221-SF/R holds its own, particularly in terms of its driver size and the unique DSP calibration. While the price may reflect its premium status, the performance justifies the investment for those seeking the best in home audio.

VII. Pros and Cons

A. Main Advantages

The subwoofer's construction, sound quality, and innovative driver design stand out as its main advantages.

B. Potential Drawbacks

The heavyweight and size are potential drawbacks, especially for those with space constraints or the need to frequently reposition their audio equipment.

VIII. Final Thoughts

The RBH Sound Unrivaled 221-SF/R Subwoofer is a formidable addition to any home theater system, offering unmatched depth and realism in sound. It is best suited for dedicated enthusiasts willing to accommodate its physical demands to achieve audio nirvana. The value proposition is clear: this subwoofer is designed for those who desire the pinnacle of bass performance in their home entertainment experience.

Specifications

Specifications

General Specifications

  • Model: RBH Sound Unrivaled 221-SF/R
  • Type: Powered subwoofer
  • System Type: Ultimate Subwoofer System
  • Weight: 371 lbs
  • Enclosure Type: Sealed
  • Power Requirements: 120V/240V, 50Hz-60Hz
  • Finished Dimensions: 58" W x 27-1/4" H x 21" D (1473.2mm x 721mm x 533mm)

Driver Specifications

  • Driver Size: 21 inches
  • Driver Type: Carbon fiber cone
  • Xmax: 38mm (one-way linear travel)
  • Xmech: 50mm (one-way mechanically limited travel)
  • Magnetic Flux: 35 Tesla Meters
  • Voice Coil: 4” diameter copper, wound on an aluminum former
  • Surround Material: Half-roll rubber

Amplifier Specifications

  • Amplifier Type: Class D
  • Amplifier Power (RMS): 2000 Watts
  • Amplifier Power Output: 4000 watts (bridged mode)
  • Built-in Amplifier: DA-2602DSP
  • Equalization: 30 bands of parametric EQ
  • Phase Control: 0-180 + delay control (available in software)

Performance Specifications

  • Frequency Response: 18Hz - 200Hz
  • Crossover Frequency: 30Hz - 200Hz, continuously adjustable
  • Sensitivity: 87dB + 87dB
  • CEA-2010 Output: Reported flat in-room extension to 10Hz

Input/Output Specifications

  • Inputs: Line-level RCA, Balanced XLR
  • Input Impedance: 50k ohms
  • Input Sensitivity: 100mV - 2V for full output
  • LFE Input: XLR, RCA (with adapter) / DSP Mode Switchable
  • LFE Output: Yes, XLR

Cabinet Specifications

  • Cabinet Material: High Density Fiberboard (HDF)
  • Cabinet Design: 43” wide heavily-braced cabinet with G.A.D.S. system
  • Grille Material: 1-1/2" HDF with Magnetic attachment
  • Grille Details: Magnetic Grille (black fabric)

Additional Features

  • Phase: 0° or 180°, continuously adjustable
  • Customization: Parametric EQ and shelving filters for room tuning

Warranty

  • Warranty: 10-year/amp 3-year limited
User Reviews / QA

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