|
|
Technical Information for System Engineers |
Specifications: CM42- |
|
| Tile bridge included | ||
EZs | |||||
|
|
|
|
|
|
System Type | 4" Coax, | ||||
|
|
|
| 25/70.7/100 Volt or 16 Ohm direct) |
|
Impedance (nominal) | 16 Ohm |
| |||
Sensitivity dB @ 2.83V/1M | 84.5 dB |
| |||
Sensitivity dB @ 1W/1M 1 | 87.5 dB |
| |||
Frequency Response (- 3 dB) 2 | 160 Hz - 20 kHz |
| |||
Frequency Response | 125 Hz - 22 kHz |
| |||
Max. Program Power 3 | 40 w |
| |||
Max. Continuous Power RMS 4 | 20 w |
| |||
Max. Power SPL @ 1 M 5 | 100.5 dB |
| |||
Max. SPL @ 3 dB Distortion 6 | 20 w | ||||
Coverage Angle | 170º |
| |||
Coverage Angle | 95º |
| |||
Coverage Angle | 100º (Avg. from 2 - 10 kHz) |
| |||
Directivity Factor (Q) | 4.3 (Avg. 100 Hz - 10 kHz) ; 4.2 (2 kHZ) |
| |||
Directivity Index (DI) dB | 5.7 dB (Avg. 100 Hz - 10 kHz) ; 6.2 dB (2 kHz) |
| |||
Tap Selector |
| ||||
Transducer - Low Frequency Driver | 102 mm (4 in) Treated fiber cone, cloth surround |
| |||
Transducer - High Frequency Driver | 19 mm (0.75 in) Silk tweeter |
| |||
Low Frequency Voice Coil | 12.70 mm / 0.50 in |
| |||
Crossover Frequency | 5.0 kHz |
| |||
Network Type: Low Pass | 12dB per octave, 2nd order |
| |||
Network Type: High Pass | 6 dB per octave, 1st order |
| |||
Enclosure Alignment | Sealed |
| |||
Enclosure Material | Drawn steel backcan with ABS baffle |
| |||
Grille | Painted Steel |
| |||
Inputs |
| ||||
Colors | Black or white |
| |||
Backcan Diameter | 5.78 in / 146.8 mm |
| |||
Backcan Height | 3.75 in / 95.3 mm |
| |||
Visible Diameter | 7.50 in / 190.5 mm |
| |||
Visible Height | 0.33 in / 8.4 mm |
| |||
Mounting Hole Diameter | 6.50 in / 165.1 mm |
| |||
Min / Max Ceiling Thickness | 0.00 in / 0.0 mm – 1.5 in / 38.1 mm |
| |||
Weight | 4.0 lb / 1.8 kg |
| |||
Shipping Weight | 5.0 lb / 2.3 kg | ||||
Accessories |
|
| |||
Included | Tile bridge, UL listed flex conduit clamp, paint shield, hole | ||||
|
|
|
| template, wire nuts |
|
Optional | |||||
|
|
|
|
| |
Packaging | 1 per box |
| |||
Regulatory - UL | 1480 & 2043 Approved |
| |||
Regulatory - CE | Approved |
| |||
Key Features
•Engineered for applications with limited plenum space incorporating a
•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).
•
•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:
•
Description
The
Mounting hardware is included and features a
11w1m sensitivity determined using nominal impedance
2Frequency response measured in half or full space as dictated by speaker mounting configuration
3Max program power is 3 dB above max continuous power
4Continuous power rating,
5Max output based on max continuous power
6Max useable SPL based on testing by NWAA Labs
Transformer Taps
70.7 V | Output | 100 V | Output | 25 V Output |
20 w 100.5 dB | 20 w 100.5 dB | 2.5 w 91.5 dB | ||
10 w | 97.5 dB | 10 w | 97.5 dB | 1 w 88.5 dB |
5 w | 94.5 dB | 5 w | 94.5 dB | 0.63 w 85.5 dB |
2.5 w | 91.5 dB |
|
| 0.31 w 82.5 dB |
|
|
|
|
|
system with a 21 gauge
© 2008 SoundTube Entertainment. All rights reserved.
