KLING & FREITAG K&F Line 212-9 - SP - Manual (Page 33)

User’s Manual LINE 212-6 - SP / LINE 212-9 - SP
KLING & FREITAG GMBH ©2003 - 2014 Version 5.0, 09.09.2014 Page 33 of 44
16. Measuring Charts
16.1 LINE 212-6 - SP
Frequency response ‘on axis’
Beamwidth
20
-6
d
B
B
e
a
m
w
id
th
(
d
e
g
re
e
s)
100 1000 10000 20000
Frequency (Hz)
0
60
120
180
240
300
360
Horizontal
Vertical
Q-Index
20
20 100 1000 10000 20000
1
10
100
D
ir
e
ct
iv
it
y
Fa
ct
o
r
(Q
)
D
ir
e
ct
iv
it
yI
n
d
e
x
(D
I)
,
d
B
Frequency (Hz)
0
10
20 100 1000 10000 20000
75
105
Frequency (Hz)
S
P
L
(d
B
)
85
95
115
Filters 'OFF'
Filters 'ON'