BRUEL & KJAER 2203 Instructions And Applications

5.12. WEIGHTING NETWORKS
The three standard frequency weighting networks, A, B and C are in-
corporated in the 2203. Their frequency characteristics and tolerances
are shown in Fig.5.13 and Table 5.3 . Note that these tolerances apply
to the instrument as a whole in a free field with incidence normal to the
microphone diaphragm.
48
10
co
~
Sl 0
c
0
~ -10
Q)
a:
g;! -20
·.;;
co
~ -30
-40
-50
-60
-70
/
v
/
v
I
v
~
I"'"
~
/
,-
~~
/
/s
/
"'
/
~
/
I
10
1
2
5 10
2
2
5 10
3
2 5 10
4
2
Frequency (Hz)
171414
Fig. 5. 12. A, 8 and C weighting curves

BRUEL & KJAER 2203 Specifications

General

Brand	BRUEL & KJAER
Model	2203
Category	Measuring Instruments
Language	English