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As one of the well-known 18inch self-powered active sub woofer manufacturers and suppliers in China, it is waiting for you to buy our low price 18inch self-powered active sub woofer and check the quotation with our factory.Applications: Medium scale venues including stadium, concert hall, auditorium, theater, clubs, touring show, rental market etc. The B18A is a single 18" sub woofer designed to be flown with the A10 Line Array System. The B18A can also be ground stacked and used with A10a . which can be used in a several convenient configurations.(2 1 , 4 1 , 4 2,8 4) FEATURES:Powerful 1000 W sub woofer featuring a single 18" driver providing more surface area for strength and durability.Precision-made 18 mm high density plywood cabinet with a durable paint finish for touring and rental use.(Russia birch plywood is optional as request)Optimized cabinet structure designed to reduce unwanted resonances and airflow noise.Low frequency extends down to 40Hz (@ ±3dB).The LF frequency driver - designed and manufactured by Celestion in UK,Double Damper,more strong output.lighting in weight. The integrated rigging system has a 7:1 safety coefficient.Designed for touring outdoor concerts stadiums fixed installation and for all demanding sound reinforcement applications.Designed to be flown in LA110A Line Array Systems.The Class-D active amplifier design and manufactured by Denmark Pascal , inbuilt Italy DSP processor.Recommended for ground stacking with A10 Passive Line Array to organized in a active line array system.Each unit attach four flight case wheels,easy to transport.Model B18A Type 18 inch Active DSP-controlled Sub bass(2.1 mode )Frequency response 40Hz－250Hz ± 3dBPower Handing 1000W (RMS) 2000W (PEAK)Sensitivity 99dB(1W@1M)Max SPL(@1m) 130dB(PEAK/1M)LF driver 1 x 18" Bass(UK Celestion/Spain Beyma/Domestic optional)Denmark Pascal Amp 800w 800w 2500w@4ΩRMS；2.1mode,Inbuilt Italy DSPSpeaker cables LF 1( )1(-) HF 2( )2(-)Connector 2×NL4MP SpeakonCabinet High Density plywoodDimensions（W x H x D） 565×740×705mm(W×H×D)Net Weight 54kg
18inch Self-powered Active SUB Woofer