Integrating-averaging Sound Level Meter Type 2240 – Instruction Manual26
4000 3981.07 0.01 0.07 –0.83 0.96 –0.75 1.04 0.40
4250 4216.97 0.02 –0.08 –0.93 0.87 –0.99 0.81 0.40
4500 4466.84 0.03 –0.31 –1.05 0.77 –1.32 0.50 0.40
4750 4731.51 0.05 –0.15 –1.17 0.66 –1.28 0.55 0.40
5000 5011.87 0.06 0.00 –1.31 0.53 –1.25 0.59 0.40
5300 5308.84 0.07 –0.38 –1.47 0.38 –1.78 0.07 0.40
5600 5623.41 0.09 0.03 –1.64 0.22 –1.52 0.34 0.40
6000 5956.62 0.11 0.17 –1.83 0.04 –1.55 0.32 0.40
6300 6309.57 0.14 –0.05 –2.04 –0.16 –1.95 –0.07 0.40
6700 6683.44 0.16 –0.03 –2.27 –0.39 –2.14 –0.25 0.50
7100 7079.46 0.18 –0.23 –2.52 –0.63 –2.58 –0.69 0.50
7500 7498.94 0.20 –0.35 –2.80 –0.90 –2.95 –1.05 0.50
8000 7943.28 0.20 –0.50 –3.10 –1.20 –3.40 –1.50 0.50
8500 8413.95 0.22 –0.01 –3.44 –1.53 –3.23 –1.32 0.80
9000 8912.51 0.22 0.04 –3.80 –1.89 –3.54 –1.63 0.80
9500 9440.61 0.23 0.19 –4.19 –2.28 –3.77 –1.86 0.80
10000 10000 0.20 –0.54 –4.60 –2.69 –4.94 –3.02 0.80
10600 10592.5 0.15 –0.14 –5.11 –3.19 –5.09 –3.18 0.80
11200 11220.2 0.07 0.06 –5.64 –3.72 –5.50 –3.58 0.80
11800 11885 –0.03 –0.17 –6.20 –4.28 –6.40 –4.48 0.80
12500 12589.3 –0.16 –0.18 –6.79 –4.86 –7.13 –5.21 0.80
13200 13335.2 –0.37 –0.02 –7.60 –5.68 –7.99 –6.06 1.00
14000 14125.4 –0.65 –0.07 –8.45 –6.52 –9.16 –7.24 1.00
15000 14962.4 –0.97 –0.04 –9.32 –7.40 –10.33 –8.40 1.00
16000 15848.9 –1.38 –0.11 –10.23 –8.30 –11.71 –9.78 1.00
17000 16788 –1.86 0.00 –11.82 –9.89 –13.67 –11.74 1.00
18000 17782.8 –2.46 –0.02 –13.43 –11.50 –15.91 –13.98 1.00
19000 18836.5 –3.19 –0.01 –15.08 –13.15 –18.28 –16.35 1.00
20000 19952.6 –4.20 0.02 –16.74 –14.81 –20.93 –19.00 1.00
Table A.2 (cont.) Free-field 0° frequency response for Sound Level Meter Type 2240 with Microphone Type 4188
Nominal
Frequency
(Hz)
Exact
Frequency
(6 digits)
(Hz)
Microphone
Free-field
Response
(dB)
Body
Influence
(dB)
Electrical
Response
C-weighted
(dB)
Electrical
Response
A-weighted
(dB)
Acoustical
Response
C-weighted
(dB)
Acoustical
Response
A-weighted
(dB)
Expanded
Uncertainty of
Measurement
(dB)
To Next Page
Loading...
