Professional Series
Key Features:
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2 x 2269H 18” Differential Drive®
dual voice coil dual gap, neodymium
magnet transducers
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4000 watts continuous pink noise,
16000 watts peak power handling
capacity
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Ultra Long Excursion
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Large vent area for high output with
low distortion
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Parallel/Discrete switchable input mode
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For ground-stacked or suspended
applications in stand-alone arrays or
in combination with other AE Series
products
Applications:
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Performing Arts Facilities
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Theatrical Sound Design
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Auditoriums
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Worship Facilities
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Live Clubs
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Dance Clubs
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Sports Facilities
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Themed Entertainment Venues
The ASB7128 is a high power,
lightweight front-loaded vented
subwoofer enclosure housing two of
JBL’s exclusive 2269H Ultra Long
Excursion 18” Differential Drive®
woofers. This woofer features neodymium
magnet, dual voice coils and dual gaps,
JBL’s exclusive Vented Gap Cooling™
and ultra robust composite cone for high
excursion and extra long life. Woofer
is capable of a peak-to-peak maximum
excursion of 89 mm (3.5”).
The enclosure is constructed of
multiply hardwood coated in JBL’s rugged
DuraFlex™ finish and is heavily braced
to maximize low-frequency performance.
The rectangular enclosure is fitted
with sixteen M10 threaded attachment
points and utilizes a 14-gauge steel
grille internally lined with acoustically
transparent foam to provide additional
driver protection and give a very
professional appearance.
The ASB7128 is part of JBL’s AE
Series, a versatile family of loudspeakers
intended for a wide variety of applications.
Ultra Long Excursion
High Power
ASB7128
Dual 18” Subwoofer
Specifications:
System:
Frequency Range (-10 dB): 20 Hz - 1 kHz
Frequency Response (± 3 dB): 25 Hz - 1 kHz
Input Modes: Drivers Parallel / Drivers Discrete
Transducer Power Rating
Long-Term System Power Rating
Maximum SPL (1m)
System Sensitivity
Nominal Impedance: 4 ohms in parallel-drive mode
Transducers:
Low Frequency Driver: 2 x 2269H, 460 mm (18 in) dia., 100 mm (4 in) Dual Coil Dual Gap
Physical:
Enclosure: Rectangular cabinet, 16 mm (5/8 in) exterior grade 11-ply
Suspension Attachment: 16 points (4 top, 4 bottom, 4 each side) M10 threaded hardware
Finish: Black DuraFlex™ finish. White available upon request.
Grille: Powder coated 14 gauge perforated steel, with acoustically transparent
Input Connector: NL4 Neutrik Speakon
Environmental Specifications: Mil-Std 810; IP-x3 per IEC529.
Dimensions (H x W x D in 1092 x 560 x 815 mm
vertical cabinet orientation): (43.0 x 22.0 x 32.1 in)
Net Weight: 71.9 kg (158.5 lb)
Optional Accessories: M10 x 35 mm forged shoulder eyebolts with washers.
1
AES standard, one decade pink noise with 6 dB crest factor within device’s operational band, free air. Standard AES 2 hr rating plus
long-term 100 hr rating are specified for low-frequency transducers.
2
AES standard, one decade pink noise with 6 dB crest factor, in cabinet, long-term 100 hr rating.
3
Calculated based on power rating and half-space (2π) sensitivity, exclusive of power compression.
4
Half-space (2π) loading, averaged in specified frequency band.
JBL continually engages in research related to product improvement. Changes introduced into existing products without notice are an
expression of that philosophy.
1
: 4000 W (16000 W peak), 2 hrs.
2
: 2400 W (9600 W peak), 100 hrs
3
: 25 Hz - 200 Hz: 135 dB-SPL cont avg. (141 dB peak)
4
: 25 Hz - 200 Hz: 99 dB-SPL, 1W (2.0V) @ 1m
2 x 8 ohms in discrete-drive mode
®
neodymium Differential Drive
birch plywood
black foam backing.
terminals. Barrier terminals accept up to 5.2 sq mm (10 AWG) wire or
max width 9 mm (.375 in)
strip for loop-through.
, VGC™ drivers
®
and CE-compliant covered barrier strip
spade lugs. Speakon in parallel with barrier
u ASB7128 Ultra Long Excursion High Power Dual 18” Subwoofer
110
Frequency (Hz)
Impedance (Ohms)
Frequency response is measured on-axis at a distance referenced to 1 m @ 1 watt (2.0 Vrms) input,
shown as half-space (2π, solid line) and full-space (4π, dotted line) environment.
100
90
SPL (dB)
80
70
20 100 1000 10000 20000
Electrical Input Impedance (parallel mode)
100
10
Frequency (Hz)
1
20 100 1000 10000 20000
426.0
(16.8)
477.8
(18.8)
C
L
95.0
(3.7)
675.5
(26.6)
Dimensions in mm (in).
For more detailed dimensional information, refer to
Application Data Sheet.
For AE & AE Compact Series WRC and WRX versions please visit
the JBL Pro website at http://www.jblpro.com/www/products/
installed-sound/ae-series#.V63kVfkrLIV to download Drawings.
1092.2
(43.0)
TOP
559.8
(22.0)
FRONT
R762.5
(R30.0)
814.9
(32.1)
426.0
(16.8)
C
L
SIDES
C
L
REAR
BOTTOM
JBL Professional
8500 Balboa Boulevard, P.O. Box 2200
Northridge, California 91329 U.S.A.
Harman International
© Copyright 2016 JBL Professional
www.jblpro.com
SSASB7128-50
CRP
8/16
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