Soundsphere Loudspeakers Q-CS100
Loudspeaker Ceiling


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The Q-CS100 is designed for finished ceiling applications where good intelligibility and high fidelity music at high sound pressure levels are required. Applications include ballrooms, exhibition centers, home theaters and retail stores with high finished ceilings.


  •  High SPL capability (114dB; 100W/1m)
  • Smooth hemispherical coverage pattern
  • Accurate, full range voice announcements
  • High fidelity music reproduction up to 90° off axis, at any volume level
  • High sensitivity (94dB; 1W/1m)
  • Fewer units produce results superior to conventional ceiling loudspeakers
  • Exclusive patented Broadband Linear Excursion Control for high sensitivity and accurate, articulate low frequency performance
  • Exclusive patented Exponential Diffusion Control for smooth mid and high frequencies throughout the coverage area at any volume level
  • Fits standard 8" ceiling speaker opening with industry standard mounting fastener pattern


  • Sensitivity:  94dB; 1 Watt/1 meter
  • Maximum SPL:  114dB; 100 Watts/1 meter
  • Power Handling:  100 Watts RMS
  • Nominal Impedence:  8 ohms
  • Frequency Response:  45Hz to 16kHz ± 5dB
  • Coverage:  180° vertical
  • 360° horizontal
  • Weight:  11 lbs. (5 kg)
  • Shipping Weight:  13 lbs. (5.9kg)
  • Size:  
    Enclosure:  7-3/8" dia x 8-18" high
    (187mm x 206mm)
    Mounting Flange:  11-7/8" dia (302mm)
    Grille:  12-1/2" dia x 1/5/8" high (318mm x 41mm)
  • Driver:  Coaxial: 8" LF, 1/2" dome HF
  • Material:  ABS Resin


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