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18" powered subwoofer


Item No.: LDGTSUB18A


  • Multifunctional Lightweight Subwoofer
  • Innovative Design
  • 0/5° Dual-Tilt Flange
  • Up to 1600 Watt Class D 2-Band EQ
  • Specially developed Dura-Vinyl Surface
  • Rugged Hardware
  • Incredible Price/Performance Ratio
  • Description

    With its custom 18" low frequency transducer and a peak SPL of 128 dB, the GT SUB 18 A active subwoofer delivers a big, tight bottom end with superb transient response. Providing amazing value, it sports a sturdy MDF bass reflex enclosure with hard-wearing textured Dura-Vinyl covering, heavy duty steel handles, a steel grille with honeycomb pattern and threaded M20 pole insert.


    The GT SUB 18 A is powered by a built-in Class D amplifier with 1600 watts peak output and high-efficiency SMPS as well as overcurrent and overvoltage protection. It provides a 32 Hz – 200 Hz frequency response and features XLR and 6.3 mm line inputs, XLR line output, an adjustable low-pass filter and filtered 100 Hz satellite output.


    A protective cover is available as accessory.

  • Specification

    Product type PA subwoofer
    Type Actives
    Low/mid driver dimensions 18 "
    Woofer size 457.2 mm
    Woofer magnet Ferrite
    Woofer brand Custom-made
    Woofer voice coil 4 "
    Woofer voice coil (mm) 101.6 mm
    Amplifier Class D
    RMS 400 W
    Peak power 1600 W
    Frequency response 32 - 200 Hz
    Max. SPL (continuous) 125 dB
    Max. SPL (peak) 128 dB
    Protection circuits DC , limiter , over-current , short circuit
    Input impedance 27 k Ohm(s)
    Input sensitivity -2 dBu , max. 14 dBu
    Controls Sub Freq (adjustable low-pass filter) , Sub level , Subwoofer Phase Reverse
    Indicators Limit , Power , Protect (protection circuit engaged) , Signal
    Line inputs 2
    Line input connectors 6.3 mm jack , XLR
    Line outputs 2 x direct output , 2 x sat output 100 Hz
    Line output connectors XLR
    Operating voltage Switching power supply
    Operating voltage 100 V AC - 120 V AC , 200 V AC - 240 V AC, 50 - 60 Hz (Automatic conversion)
    Cabinet material 18 mm MDF
    Cabinet surface Dura-vinyl textured paint
    Cabinet construction vented
    Width 510 mm
    Height 680 mm
    Depth 710 mm
    Weight 50,3 kg
    Features LD Systems GT handles , Threaded flange M20
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