Soundtube CM890d-WH White 8" Deepcan High Power In-Ceiling Speaker

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The Soundtube CM890d is a premium 8-inch, twoway, in-ceiling, high-efficiency, high-SPL loudspeaker for distributed or 8 ohm applications. The CM890d incorporates an 8-inch treated fiber driver and a high-power compression transducer with a BroadBeamHP(R) waveguide to deliver a consistent dispersion pattern and superb intelligibility for the foreground music, sound reinforcement and PA markets. The CM890d also incorporates an extra deep backcan (12.46 in.), a low profile grille, and a 120-watt transformerwith a five-position tap switch, including a transformer bypass position. Mounting hardware, support cable, and tile bridge are included and feature a fast and secure constant-tension, fixed-wing mounting system.


  • Patented BroadBeamHP(R) waveguide technology delivers a consistent dispersion pattern for maximum intelligibility and edge-to-edge coverage.
  • 120-watt transformer and high output for the sound reinforcement and PA markets.
  • A 12.46-inch steel DeepCan for additional bass response.
  • One 8.0 inch treated fiber driver and one compression driver with a 1.0 inch exit mounted to a proprietary cast-aluminum baffle and heat sink.
  • Rapid-installation, blind-mount, fixed-wing mounting mechanism with constant-tension design affixes to ceiling thicknesses ranging from 6.4 mm (0.25 in.) to 48.5 mm (1.91 in.).
  • Easy access five-position selectable tap switch for 25-, 70.7- and 100-volt applications with transformer bypass position.
  • Separate tool-free magnetic grille and bezel assembly for ease of install and in-field painting.
  • Steel grille with protective powder-coated finish for lasting durability.
  • Sensitivity of 93 dB offers high-output capabilities and reduced amplification costs.
  • UL 1480 (UEAY) and 2043 approved.
  • High-quality black or white paint finish.
  • Included accessories: tile bridge, Euroblock connector, conduit plate, support cable, paint mask/installation aid.
  • Optional accessories: color-coded (purple) pre-construction bracket (AC-CM8-PCB), junction box (AC-CMi-JOBX), and safety restraint strap.


  • Frequency Response(-3 dB): 77 Hz - 22 kHz
  • Low Frequency(-10 dB): 61 Hz - 22 kHz
  • Sensitivity: 93.0 dB
  • Power Capacity RMS: 125 W
  • Max SPL dB @ 1 M: 114.0 dB
  • Nominal Impedance: 8 ohm
  • Transformer Options: 1.9 - 120 W
  • Woofer: 8 in. Treated fiber
  • Full-Range Drivers: 1 in. Compression driver
  • Connections: Four-pin Euroblock
  • Visible Height: 1.08 inches
  • Visible Diameter: 14.76 inches
  • Backcan Height: 12.46 inches
  • Backcan Width: 11.68 inches
  • Weight: 23.9 lbs
  • Shipping Weight: 28.9 lbs
  • Colors: Black or white
  • This model is WHITE