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The DVA S1521N from dB Technologies is a powered 21" 1500 watt subwoofer housed in a bass reflex enclosure that has been tuned for accurate, ultra low-frequency response.
Made of durable birch multiplex housing covered in black textured lacquer,
the housing provides six carrying handles, an M20 pole mount, and bushings on the rear panel that accept casters. Pick-points for attaching harnesses are built into the top panel to enable easy, safe stacking.
In the Box
dB Technologies DVA S1521N Active 21" 1500 Watt Subwoofer
Limited 1-Year Warranty
Table of Contents
Active bass reflex subwoofer
30 - 105 Hz, +/- 3 dB
Max SPL Level
Omnidirectional, Cardioid Option with DSP setup
21" (53.34 cm)
4.5" (11.43 cm)
Amp Technology: Digipro G2
Amp Class: class D
Power Supply: 1.5 kW SMPS
LF Amp: 1500 W RMS
DSP 56 bit
24 bit/ 96 kHz
RMS, peak, thermal
0 - 4.5 ms internal
60 - 105 Hz steps of 5 Hz
LF crossover out slope: 24 dB/octave
Multiplex birch plywood
3x per side
2 x pick points on top to fix DRK10/20 rigging frames
23.2 x 32 x 28.8" (580 x 800 x 720 mm)
115.74 lb (52.5 kg)
dB Technologies DVA S1521N Active 21" 1500 Watt Subwoofer Review