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The DVA S30 Active Bassreflex-Horn Subwoofer from dB Technologies features a dual-18" subwoofer paired in a bassreflex-horn housing. The woofers feature a 4" voice coil, a fiberglass-reinforced diaphragm, a triple-roll surround, and a geometrically optimized cone. It is driven by two Digipro G2 digital power amps with up to 3000W output. It is also equipped with PFC switched-mode power supplies which are immune from line-voltage fluctuations.
Active bassreflex-horn subwoofer
3000W Class-D Digipro G2 amplifier
Network-ready with an integrated RDNet port
56-bit DSP, 24-bit / 48 kHz A / D conversion
Crossover frequencies ranging from 75 to 120 Hz (steps of 5 Hz)
Switched-Mode Power Supply with PFC (90 to 240 V)
Internal delay up to 4.5 ms (steps of 0.5 ms)
Rigging points on top for DRK10 / 20 frames
Sound reinforcement for large-sized venues
Installations in stadiums and other large PA applications
In the Box
dB Technologies DVA S30 Active Bassreflex-Horn Subwoofer