TECHNICAL SPECIFICATIONS Page 77/106
11 TECHNICAL SPECIFICATIONS
11.1 LS18 Subwoofer
11.1.1 System specifications
LS18 with NXAMP TD Controller
Nominal Peak SPL @ 1m [b]
60 Hz – 85 Hz - 120 Hz Active
NXAMP4x1: 2 x LS18 in parallel on 2 bridged channels
NXAMP4x4: 2 x LS18 on 1 channel
The NEXO NXAMP presets are precisely matched to the LS series cabinets and include sophisticated
protection algorithms. Using LS Series cabinets without a properly connected NXAMP will result in poor
quality and can damage components
LS18 is wired 1- & 1+ on 2 In/Out Speakon connectors
Single cables can thus be used to loop through to PS15-R2 or to Geo S12.
1 x 18’’ (46cm) 4’’ voice coil long excursion 8 driver
510 x 675 x 775 mm (20.1” x 26.1” x 30.5”)
55.5 kg excluding accessories (122.3 lb)
Baltic Birch Ply & structured black coating
4 metal recessed pockets (None)
Molded Dark Grey Metal Grill
Two side plates connecting with external accessories (None)
Internal Steel Stand Fitting on Top (35mm, 1"3/8) allows pole mounting for PS15 or Geo S12 (None)
As part of a policy of continual improvement, NEXO reserves the right to change specifications without notice.
[a] Response curves & data : Half-Space Anechoïc radiation for the LS18 + NXAMP.
[b] Sensitivity & Peak SPL data : these will depend on spectral distribution and crest factor of program material. Measured with band limited Pink Noise., Wideband to the
specified ±3dB range. Data are for speaker + processor + recommended amplifier combinations. Peak SPL is at clipping of recommended amplifier.
[c] Directivity curves & data : obtained by computer treatment on off axis response curves.
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