Sub Bass Enclosure

1x 18″ Sub Bass Driver – 2000 Watts Program

The Acoustic Technologies BB03.5 Sub Bass System is a compact loudspeaker enclosure loaded with a lightweight neodymium 18”, 2000 Watt Program transducer, providing exceptional performance under all high level, high excursion signal conditions for extraordinary sub bass delivery.

The BB03.5 enclosure has been optimally tuned and ported to project superbly to 35Hz providing strong clean bass response with great sonic impact while retaining warmth and definition well into the upper bass registers.

The Acoustic Technologies BB03.5’s compact cabinet dimensions, high power handling and light weight make it ideally suited to all manner of professional audio applications including arena scale Touring Concert Systems, Dance Clubs, Cinemas and Houses of Worship.

The BB03.5 is finished in durable AcoustiCoate elastomer coating and is supplied with four handgrips, four recessed locating points and a pole mount fitting. An optional castor kit is available for added mobility.


Transducer Complement1 x 18” Sub Bass Transducers
Frequency Response35 Hz – 200 Hz ± 3 dB
Sensitivity95 dB @ 1 watt, 1 metre
Maximum InputContinuous: 1200 Watts RMS
Program: 2400 Watts Program
Peak: 4800 Watts Peak
Maximum SPLContinuous: 126 dB @ 1 metre
Program: 129 dB @ 1 metre
Peak: 132 dB @ 1 metre
Nominal Impedance8 Ohms
DimensionsHeight 626mm, Width 560mm Depth 770mm (Including castors)
Nett Weight51 Kgs
Connectors2 x Neutrik NL4MP Speakon Connectors.
Hardware4x Handgrips.
Pole Mounti Fitting
Cabinet Options4 x Heavy Duty Caster Kit
Switchable Low Pass Filter
Cabinet Finish OptionsAcoustiCoate Black Elastomer Finish.
A wide range of decor matched and custom finishes are available.
Grille Finish OptionsBlack Powder Coat Paint Finish.
Weather Resistant Option available.

The BB3.5 enclosure is constructed of high quality 18mm Finnish Birch Ply. A wide range hardware, grille and cabinet finishing options are available. The transducers are protected by a rugged expanded steel grille. Acoustically transparent PVC foam is bonded to the mesh, providing a durable, visually appealing finish.

Sensitivity, Maximum Power and SPL measurements are conducted in accordance with the AES 24 Hour Pink Noise Standard. Acoustic Technologies reserve the right to alter or amend the BB3.5, without prior warning in the interests of product improvement.

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