SoundTube CM89-EZ 8" 2-Way In-Ceiling Speaker (Discontinued)
Part # CM89-EZ
Model # CM89-EZ

The SoundTube CM89-EZ is a value-priced 8" coaxial speaker designed for installation in high ceilings. This long-throw, high sensitivity speaker includes an 8" woofer and a 1" titanium dome tweeter mounted in a specially designed 75° horn.

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Description

Details

The CM89-EZ is a value-priced 8" coaxial speaker designed for installation in high ceilings. This long-throw, high sensitivity speaker includes an 8" woofer and a 1" titanium dome tweeter mounted in a specially designed 75° horn. Inputs are made via a ceramic terminal strip; a 64 watt transformer is included with a six position tap switch. With SPL of 112 dB (1m) and sensitivity of 93 dB (1w/1m) the CM89-EZ is well suited for installations requiring high output from an in-ceiling speaker. The speaker is enclosed in a drawn steel backcan with ABS baffle and is ported for superior bass response.

Mounting hardware is included and features a constant-tension fixed-wing mounting system with a 21-gauge "full-metal" steel tile bridge ensuring rapid and secure installation in any sheetrock or drop-tile application. For easy ordering, stocking and installation, this series includes a color-coded (green) tile bridge and optional pre-construction bracket, as well as a six-position tap switch for 25-, 70.7- and 100-volt applications with a transformer bypass position.

Features

Features

  • One 8.0" (203 mm) Treated paper cone, treated cloth surround woofer and one 1" (25 mm) titanium dome tweeter with 75° horn
  • Easy-access six-position tap switch for 25/70.7/100-volt and transformer bypass settings allows for easy ordering, stocking and installation
  • Ceramic input terminal accepts up to 10 gauge plenum rated signal wire and includes thermal fuse. Suitable for use in voice alarm applications subject to EU regulations EN60849 and BS5839-8
  • Incorporates a painted steel grille for lasting durability
  • Adaptable to material thicknesses ranging from 0.035" (0.9 mm) to 1.6" (40.6 mm)
  • UL 1480 and 2043 listed
  • High-quality white painted finish
  • Custom colors available
  • Included accessories: Tile bridge, UL listed 0.5" conduit clamp, paint shield
  • Optional accessories: Color-coded (green) pre-construction bracket (AC-CM6-8EZPCB)
Specification
System Type8" Coax, in-ceiling, ported, High SPL (64W transformer for 25/70.7/100V or voice coil direct)
Impedance (nominal)8 ohm
Sensitivity dB @ 2.83V/1 m93.0 dB
Sensitivity dB @ 1W/1 m93.0 dB
Frequency Response (- 3 dB)119 Hz - 22 kHz
Frequency Response (-10 dB)91 Hz - 22 kHz
Max. Program Power150W
Max. Continuous Power RMS75W
Max. Power SPL @ 1 m112.0 dB
Coverage Angle (-6 dB @ 2 kHz)74º
Coverage Angle (-6 dB @ 10 kHz)55º
Coverage Angle (averaged 2-10 kHz)70º
Tap SelectorSix-position rotary switch with transformer bypass position
Transducer - Low-Frequency Driver8" (203 mm) Treated paper cone, treated cloth surround
Transducer - High-Frequency Driver1" (25 mm) titanium dome tweeter
Low-Frequency Voice Coil1" (25 mm)
Crossover Frequency3.0 kHz
Network Type: Low Pass12 dB per octave, 2nd order
Network Type: High Pass12 dB per octave, 2nd order
Enclosure MaterialDrawn steel backcan with ABS baffle
GrillePainted steel
Inputs4 position ceramic terminal connector
ColorWhite
Backcan Dimensions (H x Dia.)8" (203.2 mm) x 9.67" (245.6 mm)
Visible Dimensions (H x Dia.).34" (8.6 mm) x 11.75" (298.5 mm)
Mounting Hole Diameter10.5" (266.7 mm)
Min – Max Ceiling Thickness.035" - 1.6" (.9 mm - 40.6 mm)
Weight9 lbs (4.1 kg)
Shipping Weight10 lbs (4.5 kg)
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