Presonus - AIR18s
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The PreSonus AIR18s Active Sound-Reinforcement Subwoofer is a solid sound foundation designed to add depth and impact to any sound system. With its 18-inch driver and 1200 W Class D amplification, it sculpts bass with legible precision, even when the volume is turned up. Its extended response down to 30 Hz provides a solid foundation, ideal for feeling the music as well as hearing it. Housed in a road-tough birch cabinet, the Sub AIR18s combines controlled power, intelligent signal control and mobile ergonomics, with a reassuring reassurance that bass is in good hands, even when the scene gets a little hectic.
Presentation
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On the diffusion side, the PreSonus AIR18s offers several array modes designed to better control energy in space. The Cardioid or Endfire settings direct the bass towards the room and limit its propagation towards the stage. This directional management facilitates the work of musicians and sound engineers, while maintaining a homogenous acoustic pressure in front of the audience, with a structured and controlled bass feel.
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Integrating the PreSonus AIR18s Active Sound-Reinforcement Subwoofer into an existing system comes naturally thanks to its mixed XLR and ∅6.35 mm jack line inputs, combined with direct XLR outputs. The variable low-pass filter and alignment delay allow the subwoofer to be precisely matched to full-range, pole-mounted or floorstanding loudspeakers. These settings provide a smooth transition between bass and midrange, reinforcing the overall coherence of the system, with no sensation of a break in the spectrum.
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Designed for both mobile and fixed installations, the PreSonus AIR18s is robust and functional. Side handles, fixing points for the supplied castors and stacking devices make it easy to transport and set up. Even the front lighting can be adjusted to suit the environment, so that it remains discreet or informative depending on the broadcasting context.
Other features
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PreSonus AIR18s
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Active subwoofer
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Supplier reference: 2779106105
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Bass-reflex design
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Front-mounted vents
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Amplifier type: Class D
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Amplification: 1200 W peak (600 W continuous)
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Driver: ∅18" (457.20 mm), voice coil ∅3" (76.20 mm)
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Maximum SPL: 129 dB SPL peak
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Frequency response: 30 Hz ⭢ 150 Hz
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Dispersion : Omnidirectional
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DSP processing : On-board DSP with Normal & Mo' Bass presets
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Array presets: Normal, Cardioid, Endfire
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Fully variable low-pass filter with AIR15, AIR12, AIR10 presets
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Time alignment: variable alignment delay
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Polarity: Switchable phase inversion
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Indicator: Front LED can be switched off
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Connectors :
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Line inputs: 2× combo XLR / Jack ∅6,35 mm
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Line outputs: 2 x XLR
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Speaker material : Birch plywood, 15 mm
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Hardware :
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Grille: 1.4 mm steel
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Castor kit supplied
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M20 threaded base
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Ergonomic side handles
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Electrical compatibility: 220-240 V ∿50 Hz, 5.3 A
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Power consumption
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Product dimensions: 656 × 655 × 490 mm
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Shipping weight: 38 kg
To find out more...
If you use your PreSonus AIR18s on a regular basis, you may also want to consider a padded protective cover to protect the birch finish during transport. A power manager can also be used to secure the entire system for quick set-ups. Finally, the addition of a second identical cabinet opens the door to more advanced cardioid configurations, for even more precise control of bass diffusion.
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Since 1995, PreSonus has been developing affordable, professional-level products that make musicians' lives easier. Presonus has made advances in just about every area of modern recording: analog and digital compressors/limiters, Audiobox USB 96 and Studio 26C audio/MIDI interfaces, Eris monitor speakers, StudioLive digital mixers as well as low-latency mixing and signal processing software, Tubepre V2 mic preamps and Channel Strips.
