Owner's Manual

In-Ceiling Speaker
Technical Information for System Engineers
CM82-BGM
Phase/Impedance Reponse
Frequency Response
Vertical Beamwidth
Directivity Index (DI)
Technical data, EASE
™
plots, SoundTubeSPEC
™
software and product downloads available at www.soundtube.com
Graphs
0
20
40
60
80
100
120
140
160
180
63 125 250 500
1k 2k 4k
8k 16k
Minimum H/V Beam Width (1/1-oct smoothed)
Frequency [Hz]
Angle [°]
-3 dB
-6 dB
-9 dB
-4
-2
0
2
4
6
8
10
12
14
16
18
20
63 125 250 500
1k 2k 4k
8k 16k
Directivity Index
Frequency [Hz]
Level [dB]
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
63 125 250 500
1k 2k 4k
8k 16k
Frequency [Hz]
Impedance [Ohm]
40
44
48
52
56
60
64
68
72
76
80
84
88
92
96
100
63 125 250 500 1k 2k 4k 8k 16k
Frequency [Hz]
Level [dBSPL]