Tannoy CMS801-SUB-BM
8"Ceiling Sub,w/Backcan


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The Tannoy CMS801 ceiling subwoofer is a compact unit that is specifically designed to complement the full range CMS ceiling monitor systems; delivering low frequency extension into applications that require a combination of premium sonic quality and output level for music and speech reinforcement.

The 200mm (8.00") driver, with long throw multi fibre paper pulp cone, and a 2nd order 160Hz passive crossover are mounted in a vented, injection moulded, paintable front baffle manufactured from UV/weather resistant UL94V-0 ABS material. Spring loaded self-aligning clamps make for quick and easy installation.

This model is equipped with a low insertion loss 60W line transformer mounted within the back can. This is easily configurable to the following settings via front baffle mounted rotary tapping switch:
70V systems: 60W / 30W / 15W / 7.5W / OFF & low Impedance operation
100V systems: 60W / 30W / 15W / OFF & low Impedance operation


  • Frequency Response (-3dB) 1: 58Hz - 160Hz
  • Frequency Range (-10dB) 1: 42Hz - 300Hz
  • System Sensitivity: (1W @ 1m) 2: 92dB (1W = 2.45V for 6 Ohms)
  • Rated Maximum SPL (average): 112dB
  • Peak: 118dB
  • Average (with THP60 transformer): 110dB
  • Power Handling (average): 100W
  • Program: 200W
  • Peak: 400W
  • Reccomended Amplifier Power: 200W @ 6 Ohms
  • Nominal Impedance: 6 Ohms
  • Transformer Taps (via front rotary switch): 70V: 60W, 30W, 15W, 7.5W, OFF & Low Impedence / 100V: 60W, 30W, 15W, OFF & Low Impedence
  • Distortion (10% Full Power (7.75V)): 2nd Harmonic - 70Hz = 1.22%, 100Hz = 0.38% / 3rd Harmonic - 70Hz = 1.90%, 100Hz = 0.49%
  • Crossover: Integral 2nd Order Passive, 160Hz
  • Transducer: 1 x 8" long throw woofer with multi fiber paper pulp cone

Physical Enclosure

  • Backcan: Zinc plated steel
  • Grill: Steel, with weather resistant coating
  • Safety Features: Safety ring located at rear of enclosure for load bearing safety bond
  • Claming Design: Security toggle clamp

[See data sheet for more specifications]


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