Q-SB2

Model Q-SB2 Sub-Bass Supplements

For low-frequency response at high sound pressures:

• Gymnasiums
• Ice Rinks
• Arenas
• Churches
• Bars & Nightclubs
• Where enhanced low-frequency response is required at high sound pressure levels.

The Q-SB2 is Soundsphere’s largest loudspeaker, designed for installations requiring enhanced low-frequency response at high sound pressure levels. Applications include gymnasiums, ice rinks, arenas, churches, bars and nightclubs.

The Q-SB2 offers high power handling capability (800W/4 ohms), high sensitivity (99dB 1W/1m) and high SPL capability (128dB 800W/1m). Both standard and custom colors are available.

Specifications: Q-SB2Mounting hardware included
System Type

Dual 18” (457 mm) bass supplement

Nominal Impedance4 ohms
Sensitivity dB @ 2.83V/1M102 dB
Sensitivity dB @ 1W/1M (2)99 dB
Frequency Response (±10 dB)40 Hz - 200 Hz
Max. Program Power1600 W
Max. Continuous Power RMS800 W
Max. Power SPL @ 1 M128 dB
Transducer - Low Frequency Driver18" Treated Pulp Fiber
Low Frequency Voice Coil101.6 mm / 4"
Coverage AnglesHorizontal / 360
Enclosure - materialFiberglass with gelcoat finish
Enclosure - descriptionWhite (paintable); custom colors available
Inputs4-pin Neutrik
Height (SM = Height)813 mm / 32"
Diameter (SM = Width)813 mm / 32"
Weight37.2 kg / 82 lbs
Shipping Weight44.9 kg / 99 lbs
Accessories OptionalHanging Kit (HKXL), Universal Beam Clamp (BCL), Electronic Crossover (Q-CX)
PackagingOne per box
Regulatory - CEapproved
Regulatory - RoHSapproved