EAW SB48 User Manual

EASTERN ACOUSTIC WORKS
One Main Street, Whitinsville, MA 01588 • (508) 234 - 6158 • FAX (508) 234 - 8251 • Email info@eaw.com • Web http://www.eaw.com
EAW products are continually improved. All specifications are therefore subject to change without notice. • PUB# SB48 999050(A)/2p/3/14/97 • Printed In USA
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TECHNICAL SPECIFICATIONS SB48
DESCRIPTION
A dedicated subwoofer with dual 8-in transducers in a rect-
angular enclosure. Each driver is in its own optimally vented
subenclosure.
APPLICATIONS
The SB48 provides high definiton sub bass response in an
exceptionally compact enclosure. Tuned enclosure venting
extends LF response and minimizes driver strain. Compre-
hensive mounting/suspension points. Six year warranty.
Applications include:
Ballroom Events
MultiMedia
Boardrooms
Restaurants
Small Retail Spaces
DESCRIPTIVE DATA
Part Number 999050
Product Group L
Components & Loading 2x 8-in Vented
System Configuration Dedicated Subwoofer
Recommended High-Pass
Frequency (24 dB/Octave) 28Hz
Cabinet Type (shape) Rectangular
Enclosure Materials Baltic Birch Plywood
Finish Black Catalyzed Polyurethane
Connectors 2x Neutrik NL4 Speakon
2-Terminal Barrier Strip
Suspension Hardware (13) 3/8”-16 threaded mounting/
suspension points (4 each top and
right side, 2 each botton and left
side, 1 back)
Grill Vinyl Coated Perforated Steel
NOMINAL DATA
Frequency Response (Hz)
±3 db 38Hz to 200Hz
-10 dB 28Hz
Axial Sensitivity (dB SPL/1 Watt/1m)
92
Impedance (Ohms)
8 (2x 4)
Power Handling (Watts)
AES Standard 400
Calculated Maximum Output (dB SPL, @ 1m)
Peak 124.0
Long Term 118.0
Dimensions inches millimeters
Height 12.5 318
Width 22.5 572
Depth 19.75 502
Weights pounds kilograms
Net Weight 52 23.7
Shipping Weight 57 25.9

EAW SB48 Specifications

General

Type	Subwoofer
Operating Mode	Passive
Nominal Impedance	8 ohms
Calculated Maximum SPL	134 dB
Enclosure Material	Plywood
Connectors	2x Neutrik NL4 Speakon
Maximum SPL	126 dB
Driver Size	18 inches

Summary

Product Description and Applications

Product Description

Details a dedicated subwoofer with dual 8-in transducers in a compact, rectangular enclosure with tuned venting for extended LF response.

Applications

Lists typical use cases for the SB48 subwoofer, including Ballrooms, MultiMedia, Boardrooms, Restaurants, and Small Retail Spaces.

Technical Specifications

Descriptive Data

Provides key technical details such as Part Number, Product Group, System Configuration, Cabinet Type, Materials, Finish, and Connectors.

Nominal Data

Presents performance specifications including Frequency Response, Axial Sensitivity, Impedance, Power Handling, Maximum Output, Dimensions, and Weights.

Dimensional Drawing and Service Items

Dimensional Drawing

Illustrates the SB48 subwoofer with key dimensions in inches for Front, Back, Left Side, Top, and Bottom views.

Service Items

Lists essential components like the Complete Cone Driver and Filter/Crossover Network with their respective EAW Part Numbers.

Applications Overview

Summarizes the SB48's capabilities, including its 2x 8-in transducers, frequency response, sensitivity, power handling, and construction materials.