Phase Technology CM42-EZs Speaker User Manual


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© 2008 SoundTube Entertainment. All rights reserved. PN-TS-CMEZ REV 06.05.08
Key Features
•Engineeredforapplicationswith
limitedplenumspaceincorporatinga
SoundTube-specificshallowbackcan
withaninstalleddepthofonly3.5
inches.
•One102mm(4in)treatedfiberwoofer
withclothsurroundandone19mm(0.75
in)silktweeter.
•Reducedamplificationcostswith
maximumefficiencyincluding87.5dB
sensitivityand16Ohmimpedance.
•Superiorvoiceintelligibilitywithan
averagecoverageangleof100°(Indepen-
dentlyverified,2–10kHz).
•Easy-access5-positiontapswitchfor
25/70.7/100Voltand16Ohmsettings
allowsforeasyordering,stockingand
installation.
•Incorporatesapaintedsteelgrillefor
lastingdurability.
•UL1480&2043,cUL,CE(EMCDirec-
tive89/366/EEC,EN55020,EN55013)
approved.
•Adaptabletomaterialthicknesses
rangingfrom0.00in(0.0mm)to1.50in
(22.9mm).
•Includedaccessories:Tilebridge,UL
listed0.5”flexconduitclamp,paint
shield&2wirenuts.
•Optionalaccessories:Color-coded
(orange)pre-constructionbracket
(AC-CM4-PCB),junctionbox(AC-CM-EZ-
JBOX).
•High-qualityblackorwhitepainted
finish.Customcolorsavailable.
Description
TheCM42-EZsisa4”coaxial2-way
blind-mountin-ceilingspeakerwhich
deliverstruehighefficiencyandperfor-
manceacrosstheoperatingbandwidth.
Byincorporatinga4"treated-fiberdriver
withclothsurroundinasealeddrawn
steelbackcan,thisspeakerdeliversmaxi-
mumfrequencyresponse(125Hz–22
kHz,-10dB)inacompactdesign.
Mountinghardwareisincludedand
featuresaconstant-tension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,optional
pre-constructionbracket,anda5-posi-
tiontapswitchfor25,70.7&100Vappli-
cationswithvoicecoil/16Ohmbypass.
CM42-EZs
In-Ceiling Speaker
Technical Information for System Engineers
Tile bridge included
Specifications: CM42-EZs
System Type
Impedance (nominal)
Sensitivity dB @ 2.83V/1M
Sensitivity dB @ 1W/1M
1
Frequency Response (- 3 dB)
2
Frequency Response (-10 dB)
2
Max. Program Power
3
Max. Continuous Power RMS
4
Max. Power SPL @ 1 M
5
Max. SPL @ 3 dB Distortion
6
Coverage Angle (-6 dB @ 2 kHz)
Coverage Angle (-6 dB @ 10 kHz)
Coverage Angle
Directivity Factor (Q)
Directivity Index (DI) dB
Tap Selector
Transducer - Low Frequency Driver
Transducer - High Frequency Driver
Low Frequency Voice Coil
Crossover Frequency
Network Type: Low Pass
Network Type: High Pass
Enclosure Alignment
Enclosure Material
Grille
Inputs
Colors
Backcan Diameter
Backcan Height
Visible Diameter
Visible Height
Mounting Hole Diameter
Min / Max Ceiling Thickness
Weight
Shipping Weight
Accessories
I n c l u d e d
Optional
Packaging
Regulatory - UL
Regulatory - CE
4" Coax, in-ceiling, sealed (20 Watt transformer for
25/70.7/100 Volt or 16 Ohm direct)
16 Ohm
84.5 dB
87.5 dB
160 Hz - 20 kHz
125 Hz - 22 kHz
40 w
20 w
100.5 dB
20 w
170º
95º
100º (Avg. from 2 - 10 kHz)
4.3 (Avg. 100 Hz - 10 kHz) ; 4.2 (2 kHZ)
5.7 dB (Avg. 100 Hz - 10 kHz) ; 6.2 dB (2 kHz)
5-Position rotary switch with 16 ohm direct
102 mm (4 in) Treated fiber cone, cloth surround
19 mm (0.75 in) Silk tweeter
12.70 mm / 0.50 in
5.0 kHz
12dB per octave, 2nd order
6 dB per octave, 1st order
Sealed
Drawn steel backcan with ABS baffle
Painted Steel
18-Gauge hard wired leads
Black or white
5.78 in / 146.8 mm
3.75 in / 95.3 mm
7.50 in / 190.5 mm
0.33 in / 8.4 mm
6.50 in / 165.1 mm
0.00 in / 0.0 mm – 1.5 in / 38.1 mm
4.0 lb / 1.8 kg
5.0 lb / 2.3 kg
Tile bridge, UL listed flex conduit clamp, paint shield, hole
template, wire nuts
Pre-Construction Bracket (AC-CMEZ42-PCB) ; Junction Box
(AC-CM-EZ-JBOX)
1 per box
1480 & 2043 Approved
Approved
Transformer Taps
70.7 V Output 100 V Output 25 V Output
20 w 100.5 dB
10 w 97.5 dB
5 w 94.5 dB
2.5 w 91.5 dB
20 w 100.5 dB
10 w 97.5 dB
5 w 94.5 dB
2.5 w 91.5 dB
1 w 88.5 dB
0.63 w 85.5 dB
0.31 w 82.5 dB
1w1m sensitivity determined using nominal
impedance
Frequency response measured in half or
full space as dictated by speaker mounting
configuration
Max program power is 3 dB above max
continuous power
Continuous power rating, EIA-426-B test
Max output based on max continuous power
Max useable SPL based on testing
by NWAA Labs
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