SiS218 - dual 18-inch subwoofer
ALESIS SIS-218 is a high power, high efficiency subwoofer. The 18-inch woofer consists of two 4-inch (100mm) high temperature resistant voice coil. A rated power of 1600W giving it a 360 degrees diffusion angle with a maximum 140dB SPL. Full range IS series such as IS-10, IS-12, IS-15, IS-215 covers ultra-low-frequency range giving it a strong bass effect.
This system is design to enhance and enlarge the low-frequency part of the sound system. Applications for multi-purpose hall, auditorium, bars and other live performances, etc., are ideal.
|Unit||LF 2×18" woofer (101.6 mm voice coil) |
|Frequency range||30 Hz - 1350 Hz|
|Frequency response (-6dB)||32 Hz - 1300 Hz|
|Sensitivity||102 dB / 2.83V/1m |
|Sound pressure level (SPL)||134 dB (continuous) 140 dB (peak)|
|Speaker Power||Rated power 1600 w RMS |
Music Power 3200 w
Peak power 6400 w
|Dispersion angle||360 degrees |
|Normal impedance||4Ω |
|Signal connector||2 x Speakon NL4MP (1+ / 1- , 2+ / 2- )|
|Size (L×H×W)||1160 mm × 580 mm × 960 mm|