- Description
Details
SoundTube CM890i 2-Way 8" In-Ceiling Speaker
The CM890i is a premium 8-inch, two-way, in-ceiling, high-efficiency, high-SPL loudspeaker for distributed or 8 ohm applications. The CM890i incorporates a dedicated 8-inch treated fiber driver and high-power compression transducer with a Broad- BeamHP® waveguide to deliver a consistent dispersion pattern and superb intelligibility for the foreground music, sound reinforcement and PA markets. The CM890i also incorporates a 66-watt transformer with a six-position tap switch and voice coil direct position. Mounting hardware and tile-bridge are included and feature a fast and secure constant-tension fixed-wing mounting system.
- Features
Features
- Patented BroadBeamHP® waveguide technology delivers a consistent dispersion pattern for maximum intelligibility and edge-to-edge coverage (up to 8 kHz, independently verified)
- A 66W transformer and high output (114 dB) for the sound reinforcement and PA markets
- Easy access six-position selectable tap switch for 25-, 70.7- and 100-volt applications with voice coil direct position simplifies ordering and inventory tracking
- One 8" (203 mm) treated fiber driver and one compression driver with a 25.4 mm (1.0 in.) exit mounted to a proprietary cast aluminum M8™ baffle and heat sink
- Average sensitivity of 93.0 dB offers high output capabilities and reduced amplification costs
- Separate tool-free magnetic grille and bezel assembly with integrated safety/ seismic cable for ease of install and infield painting
- Rapid-installation, blind-mount, fixed wing mounting mechanism with constant- tension design affixes to ceiling thicknesses ranging from 0.25" (6.4 mm) to 1.69" (42.9 mm)
- UL 1480 and 2043 approved
- Included accessories: Tile bridge, conduit plate, Euroblock connector and paint mask/installation aid
- Optional accessories: Color-coded (purple) pre-construction bracket and junction box
- High-quality black or white paint finish
- Custom paint colors optional
- Specification
Enclosure Properties ABS Glass Fiber Reinforced, Injection Molded, Ported Enclosure Volume 513.8 cu in / 8419.67 cu cm Included Accessories Conduit Plate, Euroblock, Grille, Paint Mask, Tile Bridge Source Inputs 4 Pin 5.08mm Euroblock Coverage Angle (-6dB @ 2kHz) 80° Crossover Frequency 2.2 kHz Cutout Width/Diameter 12.75" (323.9 mm) Directivity Factor (Q) (Averaged 100Hz - 10kHz, @ 2kHz) 4.4 and 5.5 Directivity Index (DI) dB (Averaged 100Hz - 10kHz, @ 2kHz) 7.4dB and 5.5dB Frequency Response (± 10 dB) 62 Hz - 22 kHz Frequency Response (± 3 dB) 80 Hz - 22 kHz Low Frequency Voice Coil 1.34" (34 mm) Low Pass Crossover 12 dB per octave 2nd order Max. Ceiling Thickness 1.91" (48.5 mm) Max. Continuous Power RMS 125W Max. Program Power 250W Minimum Impedance (Ω Ohms) 5.2Ω Minimum Ceiling Thickness 0.25" (6.4 mm) Network Type (High Pass) 12dB per octave 2nd order Nominal Impedance (Ω Ohms) 8Ω Tweeter Driver 1.42" Titanium Compression Driver w/ Waveguide Woofer Driver 8" Treated paper cone Cloth surround Sensitivity dB @ 1W/1M 93dB Sensitivity dB @ 2.83V/1M 93dB Tap Selector Rotary Switch Transformer Options 25 / 70.7 / 100 V, 8 Ohm direct Transformer Taps (25V/70.0V/100V) 9W/66W/66W Visible Dimensions (H x Dia) 1.08" (27.4 mm) x 14.76" (374.9 mm) Backcan Dimensions (H x Dia) 7.94" (201.7 mm) x 11.68" (296.7 mm) Carton Dimensions (H x W x D) 18.75" (476.24 mm) x 32" (812.8 mm) x 14" (355.6 mm) Shipping Weight 47.55 lbs (21.57 kg) - Documents
Documents
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