BRUEL & KJAER 2203 Instructions And Applications

Amplifiers
Frequency response for temperatures from -20 to 50°C ( 14 to
122°F)
Linear:
Total Amplification:
Attenuators :
8.2. DYNAMIC RANGE
40Hz to 25kHz± 0,5 dB
20Hz to 25kHz ± 1 dB
1
0 Hz to 40kHz ± 2 dB
11
OdB
1 0 dB steps with ± 0, 2 dB accuracy
The lower value is 5 dB above the noise level, the upper value is the
maximum sinusoidal RMS sound pressure level.
One-inch Microphone
Linear:
C weighting:
B weighting:
A weighting:
Octave ( 161 3):
Third Octave ( 1 61 6):
Half-inch Microphone
Linear:
C
weighting:
B weighting:
A weighting:
Octave ( 161 3) :
Third Octave ( 1 61 6):
38to 140dB
28 to 140 dB
21
to 140 dB
19 to 140 dB
14* to 140 dB
16* to 140 dB
57to154dB
48 to 154 dB
43 to 154dB
39to 154dB
36* to 154dB
33* to 154dB
* Valid above 500Hz . Below 500Hz, see Fig .5 .1 0.
65

BRUEL & KJAER 2203 Specifications

General

Brand	BRUEL & KJAER
Model	2203
Category	Measuring Instruments
Language	English