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GSR18 - 500-Watt Active Sound Reinforcement Subwoofer

Sound Reinforcement Speakers

 

 

 

 

Top Features

designed by the engineers behind industry-leading M-Audio® reference monitors > pro-quality sound
18” low-frequency driver and Class D amplifier > 500 watts of powerful low end
variable low-frequency crossover > easily tune sub for use with any full-range speaker
phase invert button > always get tight, optimized bass in any room
integrated 1.4” (36 mm) speaker stand receptacle > ideal for sub/satellite applications

Developed by the same engineering team behind our industry-leading reference monitors, the M-Audio® GSR18 active subwoofer adds serious low end to any full-range satellite speaker system. The 18” low-frequency driver and ultra-efficient Class D amplifier produce an impressive 500 watts of power for bass you can really feel. The variable crossover lets you dial in the perfect balance between the subwoofer and your full-range speakers for incredibly flat frequency response, while the phase invert button ensures that you get full, focused bass—regardless of stage position. The durable plywood enclosure and steel grille are designed to withstand the demands of constant use.

Full Features

efficient, high-output Class D amplification
18” low-frequency driver
durable cabinet design
balanced stereo XLR/TRS combo inputs, XLR loop-through outputs
variable low-frequency crossover (60 Hz–150 Hz) and phase invert button
  • easily tune sub for use with any full-range speaker
  • ensures tight, optimized bass regardless of placement
integrated 1.4” (36 mm) speaker stand receptacle for sub/satellite applications

Specifications

system type active 18”, bass-reflex-design subwoofer
frequency response +/- 3dB 45–100 Hz
frequency range 40–150 Hz (-10 dB)
crossover frequency variable, 60–150 Hz
system power rating 500 W continuous, 1000 W peak
maximum SPL 129 dB
nominal impedance 8 Ohms
LF driver 500 W continuous at driver impedance
LF driver size/type 1 x 18” (45.7 cm), 3.0” voice coil
input stereo balanced XLR/1/4” TRS combo jack with XLR loop through output
pole socket 36 mm pole mount socket on top (for full-range mounting)
AC input 120–240 V, 50/60 Hz
dimensions (H x W x D) 25.6” x 22” x 23.6” (65 cm x 56 cm x 60 cm)
net weight 71 lbs (32 kg)