The CM31-EZ is a premium full-range 3" in-ceiling speaker for applications requiring 8 ? or distributed audio solutions. The CM31-EZ incorporates low profile grille with a total visible footprint of 6.3" diameter and an integrated backcan and driver design
The CM31-EZ is a premium full-range 3″ in-ceiling speaker for applications requiring 8 ? or distributed audio solutions. The CM31-EZ incorporates low profile grille with a total visible footprint of 6.3″ diameter and an integrated backcan and driver design for ultra compact in-ceiling installations. The in-ceiling speaker includes a six-position tap switch with a transformer bypass position. A tile bridge and mounting hardware are included and feature a fast and secure constant tension SpeedWing mounting system. The CM31-EZ incorporates weatherized components for indoor and outdoor applications.
Features
Specifications
| Color | Black |
| UPC | 752830439887 |
| Manufacturer | SoundTube |
| Manufacturer’s Category | CM-EZ Economical In-Ceiling |
| Shipping Weight | 3.7 lbs / 1.68 kg |
| Carton Height | 8.25 in / 209.55 mm |
| Carton Length | 8 in / 203.2 mm |
| Carton Width | 7.25 in / 184.15 mm |
| Certifications | CE, RoHS, UL1480A, UL2043 |
| Enclosure Properties | ABS Glass Fiber Reinforced, Injection Molded, Sealed |
| Enclosure Volume | 60 cu in / 983.22 cu cm |
| Included Accessories | Conduit Clamp, Grille, Paint Mask, Wire Nuts, Choose Between a Tile Bridge or Pre-Construction Bracket |
| Optional Accessories | Black Grille (GRL-CM31-BK)|Tile Bridge (AC-CM31-TB)|Pre-Construction Bracket (AC-CM31-PCB)|Junction Box (Included with pre-construction bracket) |
| Source Inputs | Wire Leads |
| IP Rating | IP54 |
| Backcan Diameter | 5.5 in / 139.7 mm |
| Backcan Height | 3.5 in / 88.9 mm |
| Coverage Angle (6dB @ 2kHz) | 45 |
| Cutout Width/Diameter | 5.5 in / 139.7 mm |
| Directivity Factor (Q) (Averaged 100Hz – 10kHz, @ 2kHz) | 4.5 and 3.5 |
| Directivity Index (DI) dB (Averaged 100Hz – 10kHz, @ 2kHz) | 5.3dB and 5.2dB |
| Frequency Response ( 10 dB) | 115 Hz – 22 kHz |
| Frequency Response ( 3 dB) | 190 Hz – 14 kHz |
| Grille Properties | Aluminum, Black, Standard-Flange, Powder-Coated, Snap-Fit |
| Low Frequency Voice Coil | 0.75 in / 19 mm |
| Max. Ceiling Thickness | 1.5 in / 38.1 mm |
| Max. Continuous Power RMS | 20W |
| Max. Program Power | 40 W |
| Minimum Impedance ( Ohms) | 8 |
| Minimum Ceiling Thickness | 0.1 in / 2.5 mm |
| Nominal Impedance ( Ohms) | 8 |
| Fullrange Driver | 3″ Polypropylene driver with butyl rubber surround |
| Sensitivity dB @ 1W/1M | 85 dB |
| Sensitivity dB @ 2.83V/1M | 85 dB |
| Tap Selector | Rotary Switch |
| Transformer Options | 25 / 70.7 / 100 V, 8 Ohm direct |
| Transformer Taps Max. Setting (25V/70.7V/100V) | 1.3W/10W/30W |
| Visible Diameter | 6.3 in / 160 mm |
| Visible Height | 0.6 in / 15.2 mm |
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