SPECIFICALLY ENGINEERED FOR FIXED INDOOR INSTALLATIONS
With its discreet and unobtrusive design SIGMA-18B features the latest proprietary Wharfedale Pro driver technology. In addition, SIGMA-18B uses a newly developed angled corner port system so that the dimensions have been reduced without compromising the overall sound quality. Available in black or white SIGMA-18B and the new SIGMA SERIES is already a versatile and favourite choice for installers.
Model SIGMA-18B
System Type Passive
Configuration Subwoofer
Frequency Response (+/-3dB) 35Hz-250HZ
Frequency Range (-10 dB) 40Hz-250HZ
Sensitivity (2.83v/1m) 100dB
Calculated Maximum SPL @1m 133dB
System Rated Impedance 8Ω
Low Frequency Transducer 457mm / 18''
Size 64mm / 2.5''
Voice-Coil Size 64mm / 2.5''
Rated Impedance 8Ω
LF Power (re:AES2-2012) 350W
Power
System Continuous Power 500W
System Programme Power 1000W
System Peak Power 2000W
Crossover frequency 2.2kHz
Input Connector 2 x NL4 (speakON compatible)
Hardware 35mm pole socket
4 handles on sides
Enclosure
Enclosure Material 18mm MDF
Finish Black or white
Grille Material & Finish 1.2mm steel, painted
Dimensions - Unpacked
Height 554mm / 21.25"
Width Front 502mm / 20"
Width Rear 502mm / 20"
Depth 780mm / 30.8"
Dimensions - Packed
Height 649mm / 25.5"
Width Front 588mm / 22.75"
Width Rear 588mm / 22.75"
Depth 865mm / 34"
Weight
Net Weight 39.1kg / 86lbs
Gross Weight 46.4kg / 102lbs