An in-ceiling speaker specifically tailored for use in fire signaling system that delivers the same high quality sound expected of SoundTube speakers. One 8.0 inch (203 mm) polypropylene woofer with butyl rubber surround and one 1.0 inch (25.4 mm) silk dome tweeter. Easy-access five-position tap switch for 25/70.7/100-volt settings allows for easy ordering, stocking and installation. Reduced amplification costs and maxi¬mum efficiency 89.0 dB sensitivity, 16 ohm impedance and a sealed enclosure. Superior voice intelligibility with an aver¬age coverage angle of 95° (2–10 kHz, inde¬pendently verified). Incorporates a painted steel grille with rust inhibitor for lasting durability. Adaptable to ceiling thicknesses ranging from 0.04 inch (0.9 mm) to 1.60 inch (40.6 mm). 10 µF capacitor provided on input circuit for use with DC supervision circuits. UL 1480 (UUMW) and 2043, cUL, CE (EMC Directive 89/366/EEC, EN55020, EN55013) approved. Included accessories: tile bridge, UL-listed 0.5-inch conduit clamp, and paint shield.

Specifications: CM82-EZMounting hardware included
Nominal Impedance16 ohm
Impedance (min)17.2 ohm
Sensitivity dB @ 2.83V/1M86.0dB
Sensitivity dB @ 1W/1M (2)89.0dB
Frequency Response (± 3 dB)92 Hz - 18 kHz
Max. Program Power128w
Max. Continuous Power RMS64w
Max. Power SPL @ 1 M107.0dB
Max. SPL @ 3dB distortion20w
Directivity Factor (Q) (Averaged 100Hz - 10kHz, @ 2kHz)5.4
Directivity Index (DI) dB (Averaged 100Hz - 10kHz, @ 2kHz)5.5dB
Tap Selector6 Position rotary switch with transformer bypass
70.7 Volt Transformer Taps64w / 107.0dB
100 Volt Transformer Taps (dB)64w / 107.0dB
25 Volt Transformer Taps (dB)8w / 98.0dB
Network Type: Low Pass6dB per octave, 1st order
Network Type: High Pass6dB per octave, 1st order
ColorsBlack or white
Inputs18-Gauge hard wired leads
Backcan Diameter245.6 mm / 9.66 in
Backcan Height146.1 mm / 5.75 in
Visible Diameter298.5 mm / 11.75 in
Visible Height8.6 mm / 0.33 in
Mounting Hole Diameter266.7 mm / 10.50 in
Weight4.1 kg / 9.03 lb
Shipping Weight4.5 kg / 9.92 lb
Packaging1 per box
Regulatory - ULApproved 1480 & 2043
Regulatory - CEApproved
Regulatory - IPnot planned