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JBL ASB7128 扬声器
Ultra Long Excursion High Power Dual 18" Subwoofer
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").

•    2 x 2269H 18" Differential Drive® dual voice coil dual gap, neodymium magnet transducers
•    4000 watts continuous pink noise,
16000 watts peak power handling capacity
•    Ultra Long Excursion
•    Large vent area for high output with low distortion
•    Parallel/Discrete switchable input mode
•    For ground-stacked or suspended applications in stand-alone arrays or in combination with other

AE Series products



Frequency Range (-10 dB) 20 Hz - 1 kHz
Frequency Response (± 3 dB) 25 Hz - 1 kHz
Transducer Power Rating 4000 W (16000 W peak), 2 hrs.
Input Modes Drivers Parallel / Drivers Discrete
Long-Term System 2400 W (9600 W peak), 100 hrs.
Power Rating
Maximum SPL (1m) 25 Hz - 200 Hz: 135 dB-SPL cont avg. (141 dB peak)
System Sensitivity 25 Hz - 200 Hz: 99 dB-SPL, 1W (2.0V) @ 1m
Nominal Impedance 4 ohms in parallel-drive mode 2 x 8 ohms in discrete-drive mode
Low Frequency Driver 2 x 2269H, 460 mm (18 in) dia., 100 mm (4 in) Dual Coil Dual Gap neodymium Differential Drive®, VGC™ drivers
Enclosure Rectangular cabinet, 16 mm (5/8 in) exterior grade 11-ply birch plywood
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 black foam backing.
Input Connector NL4 Neutrik Speakon® and CE-compliant covered barrier strip terminals. Barrier terminals accept up to 5.2 sq mm (10 AWG) wire or max width 9 mm (.375 in) spade lugs. Speakon in parallel with barrier strip for loop-through.
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.