Electrical and Acoustical Specifications
2.8. Frequency response
2.8.1.
Frequency response with 1ccm back cavity
Typical frequency response measured on baffle according to chapter 2.6
(distance d = 10cm, P = 700mW, with 1ccm back cavity)
105
100
95
35
30
25
20
15
10
5
90
85
80
75
70
0
100
1000
SPL
10000
f [Hz]
THD
Limit
Tolerance window
Frequency Response
THD
f
lower limit
[dBSPL]
upper limit
[dBSPL]
f
upper limit
[%]
[Hz]
[Hz]
300
550
670
70
-
94
-
89
-
-
85
99
-
99
-
94
93
93
94
-
200
400
30
30
6
2
2
1100
2000
4500
5000
10000
750
1250
1500
2000
3000
4000
7500
11000
14000
20000
4
4
-
89
91
89
80
80
-
102
102
©2011 Knowles Electronics
Page 11 of 21
Release – Revision: D
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