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Brüel & Kjær
Potentiometer Range:
dB
Rectifier:
50
25
Measuring Obj.
dB
dB
4004
40
20
4007
30
15
20
10
2,5 dB
Rec. No.:
10
5
Date:
Sign:
0
0
10
20
Hz
50
100
200
QP 0124
Multiply Freq. Scale by
Fig. 2. On-axis and diffuse-field responses of Types 4035, 4033, 4036 and 4037.
Fig. 3. Directional characteristics of Types 4035, 4033, 4036 and 4037.
7
User's Manual
Full Specifications
Lower Lim. Freq.:
Hz
Wr. Speed:
mm/sec. Paper Speed:
Diffuse
Hz
500
1 kHz
2
5
10
20
Zero Level:
(1612/2112)
User's Manual
Full Specifications
Brüel & Kjær
mm/sec.
10
75
Full Scale Level:
20 kHz
F.S. Frequency:
dB
dB
Weighting:
8
60
On-axis
Average Mode:
No. of Spectra:
6
45
Comments:
4
30
Microphone
Type 4004
2
15
On-axis Low
0
0
40 D A B C
Lin.
Frequency
820692/1e
Amplitude
A B C Lin.
and Phase
Responses
Record No:
Date:
Sign.:
QP 1002
Fig. 4. On-axis amplitude and phase response of Types 4035, 4033, 4036 and 4037
plotted using a linear frequency axis for evaluation of the phase response.
Full Scale Level:
100 kHz
F.S. Frequency:
Weighting:
Average Mode:
No. of Spectra:
Comments:
Microphone
Type 4004
On-axis Low
Amplitude
and Phase
Responses
Record No:
Date:
Sign.:
QP 1002
Fig. 5. On-axis low frequency amplitude and phase of Types 4035, 4033, 4036 and 4037.
Time Function Start:
seconds
End:
seconds
dB
10 dB
10
Amplitude
20
30
40
50
60
Phase
90
70
2 HZ
20
40
80
0
2
4
6
8
10
0
1
2
3
4
5
0
0,5
1
1,5
2
2,5
Measuring Object:
Time Function Start:
seconds
End:
seconds
dB
10
Amplitude
10 dB
20
30
40
50
Phase
60
90
70
10 kHZ
20
40
80
0
2
4
6
8
10
0
1
2
3
4
5
0
0,5
1
1,5
2
2,5
Measuring Object:
Not Expanded:
Expanded:
20 Hz
12
14
16
18
20
6
7
8
9
10
3
3,5
4
4,5
5
820933/1e
Not Expanded:
Expanded:
100 kHz
12
14
16
18
20
6
7
8
9
10
3
3,5
4
4,5
5
820935/1e
8
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