L-Acoustics Baseplate for Syvalow Speaker

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L-Acoustics Baseplate for Syvalow Speaker

Passive low-end extension with two high-excursion, direct-radiating 12 in transducers mounted in a bass-reflex tuned enclosure with laminar vents for increased LF efficiency. The enclosure cabinet is constructed of premium grade Baltic beech and birch plywood. The enclosure front is protected by a coated steel grill and an acoustically transparent fabric. The enclosure integrates a signal connector on the top panel to connect to the companion full-range enclosure. Exclusively driven and protected by a proprietary amplified controller through a dedicated preset.


  • Coverage:
    • Enclosure directivity: standard
  • Transducers:
    • LF transducer: 2 ×12" cone drivers
  • Acoustics:
    • Nominal impedance: 4 Ω
    • Usable bandwidth: 40 Hz - 130 Hz (-10 dB), 42 Hz - 110 Hz (-6 dB), 47 Hz - 93 Hz (-3 dB)
    • RMS power handling (Calculated using the mean impedance measured on the usable bandwidth): 894 W
    • Maximum SPL: 137 dB Peak level at 1 m under half space conditions using pink noise with crest factor 4
  • Physical data:
    • Acoustical load: bass-reflex
    • Cabinet: premium grade Baltic beech and birch plywood
    • Dimensions (W, H, D): 849 mm, 334 mm, 350 mm / 33.4 in, 13.1 in, 13.8 in
    • Weight (net): 29 kg / 64 lbs.
    • Connectors:
      • 1 × 4-point speakON
      • 1 x proprietary connector
    • IP: IP55
    • Finish:
      • dark grey brown Pantone 426 C
      • pure white RAL 9010
      • custom RAL code on special order


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