ASB7128 är en hög kraft, lätt frontlastad ventilerad subwooferlåda som rymmer två av JBL:s exklusiva 2269H Ultra långt utförande 18" Differential Drive® woofers. Denna woofer har neodym magnet, dubbla röstspolar och dubbla gap, JBL:s exklusiva Vented Gap Cooling™ och ultra robust kompositkon för hög utförande och extra lång livslängd. Woofern är kapabel att uppnå ett topp-till-topp maximalt utförande på 89 mm (3,5").
To improve reliability in weather conditions and reduce water ingress, cabinet dimensions of WRC & WRX models may be different than standard model dimensions. Contact CustomAudio@harman.com for drawings and/or dimension information of WRC & WRX models.
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| Frequency Range (-10dB) | 20 Hz - 1 kHz |
| Frequency Response (±3 dB) | 25 Hz - 1 kHz |
| Transducer Power Rating (AES) | 4000 W (16000 W peak), 2 hrs. |
| Input Modes | Drivers Parallel / Drivers Discrete |
| 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 |
| LF 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 | Mil-Std 810; IP-x3 per IEC529. |
| Dimensions (H x W x D in vertical orientation) | 1092 x 560 x 815 mm(43.0 x 22.0 x 32.1 in) |
| Net Weight (each) | 71.9 kg (158.5 lb) |
| Optional Accessories | M10 x 35 mm forged shoulder eyebolts with washers. |
| Nominal LF Driver Impedance | 4 ohms in parallel-drive mode 2 x 8 ohms in discrete-drive mode |
version A,
uppdaterad: maj 2023
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