JBL ASB7128 Ultra Long Excursion High Power Dual 18" Subwoofer, Frequency Range 20 Hz - 1 kHz, Black
The JBL 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.
|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||4000 W (16000 W peak), 2 hrs|
|Long-Term System Power Rating||2400 W (9600 W peak), 100 hrs|
|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|
|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)||Vertical Cabinet Orientation: 1092 x 560 x 815 mm (43.0 x 22.0 x 32.1 in)|
|Weight||71.9 kg (158.5 lbs)|