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Product Description

JBL ASB4128 (JBL Power Subwoofer)
Medium Power Subwoofer 2 x 18" 2042H Drivers
The JBL ASB4128 is a medium power subwoofer system comprised of two 460 mm (18 in) low frequency drivers in a front-loaded, vented configuration. The deep, rectangular cabinet allows for extended low frequency bandwidth with minimum frontal profile. Order this power subwoofer speaker system today!

Large vent area for high output.
Parallel/Discrete Switchable.
See Array Guide on applications such as performing arts facilities, theatrical sound design, auditoriums, houses of worship, live clubs, dance-clubs/discotheques, sports facilities and themed entertainment venues.

Frequency Range 30 Hz – 1 kHz (-10 dB)
Frequency Response 40 Hz – 1 kHz ( ± 3 dB)
Input Modes Drivers Parallel / Drivers Discrete
Transducer Power
Rating (AES) 1000 W (4000 W peak), 2 hrs
Long-Term System
Power Rating (IEC) 600 W (2400 W peak), 100 hrs
Maximum SPL 30 Hz – 100 Hz: 133 dB-SPL cont avg (139 dB peak)
100 Hz – 500 Hz: 133 dB-SPL cont avg (139 dB peak)
System Sensitivity 30 Hz – 100 Hz: 103 dB
100 Hz – 500 Hz: 103 dB
Nominal Impedance 4 ohms in parallel-drive mode 2 x 8 ohms in discrete-drive mode

JBL Professional ASB4128   ( JBL ASB-4128 )

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