Cm500i, In-ceiling speaker, Graphs and plots – Phase Technology CM500i User Manual
Page 3: Phase/impedance response frequency response, Vertical beamwidth (-6 db) directivity index (di), Im pedance/phase

Phase/Impedance Response
Frequency Response
10
0
10
00
10
00
0
20
50
20
0
50
0
20
00
50
00
20
00
0
Hertz
0
10
20
30
40
50
60
70
80
90
100
110
dB
SP
L
Frequency R
esponse
10
0
10
00
10
00
0
20
50
20
0
50
0
20
00
50
00
20
00
0
Hertz
0
8
16
24
32
40
48
56
64
O
hm
s
-180
-135
-90
-45
0
45
90
135
180
Ph
as
e(
D
eg
re
es
)
Im
pedance/Phase
Impedance
Phase
Vertical Beamwidth (-6 dB)
Directivity Index (DI)
10
0
10
00
10
00
0
20
50
20
0
50
0
20
00
50
00
20
00
0
Hertz
-10
-5
0
5
10
15
20
dB
D
irectivity Index (D
I)
10
0
10
00
10
00
0
20
50
20
0
50
0
20
00
50
00
20
00
0
Hertz
0
30
60
90
120
150
180
D
eg
re
es
Vertical B
eam
w
idth (- 6dB
)
-3dB
-6dB
-9dB
CM500i
In-Ceiling Speaker
Technical Information for System Engineers
Graphs and Plots