LD Systems ICOA SUB 18 A

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LD Systems ICOA SUB 18 A

LD Systems

ICOA SUB 18 A

4.5 Expert Rating

Product Info

Article Number: 504980
Model: ICOA SUB 18 A
Price: $932.80

* Prices may vary. Check retailer for current pricing and availability.

This ICOA SUB 18 A is a serious contender for bands and DJs needing substantial low-end reinforcement. The DynX processing gives it a surprisingly versatile edge, and the build quality feels rock-solid. It’s a great choice for medium to large venues where you need that deep, felt-in-your-chest rumble.

Product Description

  • LD Systems ICOA SUB 18 A
  • Active 18" Bass Reflex PA Subwoofer
  • 18" subwoofer for a powerful low end up to 29 Hz
  • Power: 600 W RMS / 2400 W peak
  • Max. SPL (sound pressure level): 133 dB
  • Frequency response (-10 dB): 29 Hz (depending on the preset)
  • Digital Class D amplifier
  • Optimised bass reflex ports
  • DynX DSP with 4 application presets (3 crossover frequencies
  • cardioid mode)
  • Switchable signal polarity and adjustable delay line for up to 10 metres
  • 2 Combo inputs: Jack/XLR
  • 2 XLR outputs
  • Robust housing made from 18 mm plywood with a heavy-duty front grille
  • Easy handling thanks to 4 ergonomic aluminium handles with rubber surfaces
  • M20 thread for mounting a distance rod
  • Dimensions (W x H x D): 626 x 672 x 637 mm
  • Weight: 44.3 kg
  • Colour: Black
  • Suitable cover available under Article Nr #504981# (not included)
PROS
  • • Robust 18mm plywood construction ensures excellent durability for touring.
  • • DynX DSP presets offer genuine flexibility for various PA setups.
  • • Powerful Class D amplifier delivers clean, impactful low-frequency extension.
  • • Ergonomic handles and M20 thread simplify transport and rigging.
CONS
  • • The weight makes it a two-person lift, limiting portability for smaller gigs.
  • • Limited input options compared to some higher-end competitive models.
  • • Cardioid mode's effectiveness depends heavily on precise placement and room acoustics.

Product Video

Key Features

Power (Watts) 600 RMS / 2400 Peak
Woofer Size 18 in
Frequency Range 29 Hz - 2 kHz (-10 dB)
Max SPL 133 dB
Crossover Integrated DSP with 3 preset frequencies
Weight 44.3 kg

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Frequently Asked Questions

LD Systems' implementation is quite effective, but lacks the granular control of some premium brands; it's a good balance of usability and power for the price point.
You're looking at around 120-125 dB at 10 feet, depending on room acoustics and how the system is configured – plenty loud enough for most applications.
While robust, prolonged exposure to rain or extreme humidity isn't ideal; a cover is recommended for outdoor gigs to protect the finish and wood.

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