KLING & FREITAG K&F E 90 MK II - Manual (Page 18)

User’s Manual E 90 MK II
KLING & FREITAG GMBH ©1995 - 2006 Version 4.0, 02.11.2006 Page 18 of 22
13. Measuring Charts
Frequency response
20 100 1000 10000 20000
65
75
85
95
105
Frequency response
Frequency (Hz)
SPL
(d
B)
3.16
10
31.6
100
Impedance
Im
pe
da
nce
(O
hm
)
Beamwidth
20 100 1000 10000 20000
0
60
120
180
240
300
360
Horizontal
Vertical
-6dB Be
am
width (
de
gre
es
)
Frequency (Hz)
Directivity
20 100 1000 10000 20000
1
10
100
Dire
ctivity Fa
ctor (
Q
)
Frequency (Hz)
0
10
20
Dire
ctivity Inde
x DI (
dB)