FBT SUBLINE 218S Passive Subwoofer

The SUBline series has been completely redesigned and consists of 112SA, 115SA, 118SA, 218SA active and 118S and 218S passive subwoofer models, all bass-reflex , built in birch plywood and aimed to extend the low frequency response to a wide range of FBT speaker systems.
Created with the aim to maximize SPL/SIZE ratio, they have Class D amplifiers, switch mode power supply and Digital Signal Processor with presets to match any other FBT speaker.
With IN/OUT stereo connectors, it is possible to use only one subwoofer with Left and Right speakers
Optional wheels, ergonomic integrated carrying handles and tour-grade plywood cabinets allow an easy transport.

The FBT SUBLINE 218S shall meet the following performance criteria: Frequency response of 30Hz to 120Hz, Maximum SPL of 140dB peak,Class D amplifier 1200W RMS. The FBT SUBLINE 218SA provides a DSP with 6 presets-cardioid and infra configurations. The FBT SUBLINE 218SA feature 0.70″ Baltic birch plywood construction covered in a scratch resistant black paint with 2 x M20 top-mounted stand adapter and four FBT design aluminium handles. The control panel provides stereo XLR in &out, volume control, preset, delay, phase 0°-180°, 3 status led indicators.