Overview:

As for lower frequencies, the VIO series is completed by VIO S318 subwoofer, a one of a kind system both for its acoustic configuration and majestic output. Indeed, dBTechnologies succeded in designing an extraordinary powerful triple 18” woofer system while maximizing its frontal emission and extending lower frequencies.

Specifications:

Technical Data
Speaker Type : Active Bassreflex Semi-Horn-Loaded Subwoofer

Acoustical data
Frequency Response [- 6 dB] : 39 Hz to Cut Freq (X-Over Dependent)
Frequency Response [- 10 dB] : 35 Hz (HPF)
Max SPL : 143 dB
LF : 3x18"
Voice Coil : LF4 "
Directivity : Omnidirectional

Amplifier
Amp Technology : Digipro® G3
Amp Class : Class D
RMS Power : 2700 W
Peak Power : 5400 W
Cooling : Convection
Power Supply : 2700 W SMPS with Auto Range PSU

Processor
Controller : DSP 64 bit
AD/DA Converter : 24 bit/48 KHz
Limiter : RMS, Peak, Thermal
Delay Option : 0-9.9 ms internal
Steps of 0.1 ms
Crossover Frequency : LF-HF70-105Hz + Full range
LF-Xover out slope : 24 dB/Octave

Input
Signal Input : 1xXLR balanced
1xRJ45 LINK (RDNet)
Signal Output : 1x XLR balanced
1xRJ45 LINK (RDNet)
Power Socket : 1xPowerCON TRUE1 IN
1xPowerCON TRUE1 OUT
Controls : 1x Input Attenuation Rotary Switch
2x Rotary Encoder (Delay 9.9 ms)
1XPolarity Inversion Switch (0° or 180°)
1xCardioid Mode Switch
1x X-Over Freq Switch (70-105 Hz + Full Range (steps of 5 Hz)

Mechanics
Housing : Multiplex plywood
Polyurea painted
Handles : 4x Per Side
Aluminium
Raincover : Included
Rigging Points : 2xPick Points on top to fix DRK-210 rigging frame
Width : 1300 mm (51.18 in)
Height : 520 mm (20.47 in)
Depth : 800 mm (31.5 in)
Weight : 103.9 kg (229.06 lbs)

Features:

• Active 3x18" bassreflex semi-horn loaded subwoofer 
• Internal design to nmaximize in-phase frontal emission
• On-board delay for perfect time alignment
• On-board cardioid array configuration preset
• Frequency range extending down to 35Hz
• Network ready with an integrated RDNet port