EAW SB528zR specifications Description, Dual 18 Inch Subwoofer

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S B 5 2 8 z R S p e c i f i c a t i o n s

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DESCRIPTION

The SB products are EAW's premium subwoofers designed for the most demanding professional applications. A broad range of capabilities and sizes provide the designer with selections that can be specifically matched to their application. Top quality drivers, engineered by EAW, provide the highest output and best sonic performance possible for a given form factor. All SB models are direct radiating, with optimally tuned, vented enclosures. SB subwoofers are the choice where the best sonic performance, highest reliability, and most robust physical construction are required.

The SB528zR is a high output, large-format subwoofer system. This versatile, all-purpose subwoofer is designed for portable use where the fatter-sounding output of dual 18 inch drivers is desired. The SB528zR works well with most full-range loudspeakers in a variety of applications including: band/club PA, large houses of worship, large auditoriums/theaters, arenas, concert touring, f/x reinforcement, large dance clubs, and drum- fill monitoring.

The SB528zR is designed to be used with today's sophisticated digital signal processing to optimize the LF response. EAW's MX Series processors are recommended for the required crossover and equalization.

Six Year Warranty.

DUAL 18 INCH SUBWOOFER

See NOTES TABULAR DATA for details, half space = floor-mounted

CONFIGURATION

Subsystem

Transducer

Loading

 

SUB

 

 

 

2x 18 in cone

Vented

Operating Mode

AmplifierChannels

ExternalSignalProcessing

 

Single-amp

 

 

 

LF1/LF2

DSP w/1-way filter

 

Dual-amp

 

LF1, LF2

DSP w/1-way filter

PERFORMANCE 1

 

 

Operating Range

27 Hz to 147 Hz

 

Nominal Beamwidth

 

 

 

Horz

360°

 

 

Vert

 

360°

 

Axial Sensitivity (SPL)

 

LF1/LF2 (whole space) 97 dB

27 Hz to 147 Hz

 

(half space)

 

103 dB

27 Hz to 147 Hz

Input Impedance (ohms)

 

 

LF1/LF2

 

Nominal

Minimum

 

 

4

3.9 @ 131 Hz

 

LF1, LF2

 

8 (each)

7.8 @ 131 Hz (each)

Recommended High Pass Filter

 

 

High Pass

=>25 Hz, 12 dB/octave Butterworth

Accelerated Life Test 2

 

System

LF1/LF2

75 V

1400 W @ 4 ohm

 

LF1, LF2

 

75 V (each)

700 W @ 8 ohm (each)

Transducer (AES)

 

1000 W (each)

 

Calculated Axial Output Limit (SPL)

 

LF1/LF2 (whole space)

 

Average

Peak

 

129 dB

135 dB

 

(half space)

 

135 dB

141 dB

ORDERING DATA

 

 

Description

 

Part Number

SB528zR Dual 18 inch Subwoofer Black

997152

SB528zR Dual 18 inch Subwoofer White

997152-0000

Optional Accessories

 

 

Caster Kit (set of 4 blue swivel casters)

255027

1To achieve specified performance, the listed external signal processing with EAW-provided settings is required.

2For recommendations to select power amplifier size refer to : “HOW MUCH AMPLIFIER POWER DO I NEED?” on the EAW web site.

Eastern Acoustic Works One Main Street Whitinsville, MA 01588 tel 800 992 5013 / 508 234 6158 fax 508 234 8251 www.eaw.com

EAW products are continually improved. All specifications are therefore subject to change without notice.

Part Number: RD0229 (A) SB528zR April 2005

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Contents Dual 18 Inch Subwoofer DescriptionEnclosure Right SideImpedance Magnitude Performance DataInput Panel Signal Diagram

SB528zR specifications

The EAW SB528zR is an advanced subwoofer specifically designed for professional audio applications, delivering exceptional performance and versatility. Built for concert venues, theaters, and events requiring high-quality sound reinforcement, the SB528zR stands out with its innovative technologies and robust construction.

One of the main features of the SB528zR is its dual 18-inch high-excursion woofers. These woofers are engineered to provide deep, powerful bass frequencies, capable of handling high sound pressure levels without distortion. They are coupled with a high-performance crossover system that optimizes the subwoofer's response across the low-frequency spectrum, ensuring clarity and precision even at loud volumes.

The enclosure of the SB528zR is constructed from high-grade plywood, which contributes to its durability and resonance control. The cabinet is designed to minimize unwanted vibrations, resulting in a cleaner sound output. Additionally, it features a front-loaded design that allows for phase coherence, providing a tighter and more coherent response that is crucial for live sound applications.

Incorporating modern technologies, the EAW SB528zR utilizes advanced DSP (Digital Signal Processing) to enhance its audio performance. This includes adjustable parameters for tuning the subwoofer to various acoustic environments, allowing sound engineers to easily optimize the output based on the specific requirements of a venue. The subwoofer is also capable of being integrated into larger systems, thanks to its compatibility with EAW's comprehensive line array solutions.

Furthermore, the SB528zR is equipped with a Neutrik Speakon input, ensuring secure connections and reducing the risk of signal loss. The subwoofer’s industrial-grade hardware ensures reliability and longevity, which is critical for rental companies and touring professionals who rely on dependable equipment during performances.

Overall, the EAW SB528zR subwoofer represents the pinnacle of audio engineering, offering exceptional power, precision, and adaptability for a variety of sound reinforcement applications. With its combination of high-quality components, innovative technology, and solid construction, it is an excellent choice for any audio professional seeking to deliver an outstanding listening experience. Whether for live music events, corporate functions, or theatrical productions, the SB528zR is poised to meet the most demanding audio challenges with ease.