B&K 2250 Light Instrukcja Użytkownika Pobierz pdf (Strona 58)

Appendix A

Tables

A.1 Electrical Frequency Responses

Table A.1 Electrical frequency response with the Microphone Type parameter set to ‘Unknown’ (in the Transduc-

ers display) for the transducer used.

Nominal

Frequency

(Hz)

Exact

Frequency

(6 digits)

(Hz)

Electrical

Response

(2 decimals)

(dB)

Deviation

from Ideal

(2 decimals)

(dB)

A-

weighting

C-

weighting

Z-

weighting

A-

weighting

C-

weighting

Z-

weighting

63 63.0957 –26.2 –0.82 0.00 0.00 0.00 0.00

80 79.4328 –22.51 –0.50 0.00 0.00 0.00 0.00

100 100 –19.14 –0.30 0.00 0.00 0.00 0.00

125 125.893 –16.1 –0.17 0.00 0.00 0.00 0.00

160 158.489 –13.35 –0.08 0.00 0.00 0.00 0.00

200 199.526 –10.87 –0.03 0.00 0.00 0.00 0.00

250 251.189 –8.63 0.00 0.00 0.00 0.00 0.00

315 316.228 –6.61 –0.02 0.00 0.00 0.00 0.00

400 398.107 –4.81 –0.03 0.00 0.00 0.00 0.00

500 501.187 –3.23 –0.03 0.00 0.00 0.00 0.00

630 630.957 –1.9 –0.03 0.00 0.00 0.00 0.00

800 794.328 –0.82 –0.02 0.00 0.00 0.00 0.00

1000 1000 0 0 0 0 0 0

1060 1059.25 0.17 –0.01 0.00 0.00 0.00 0.00

1120 1122.02 0.32 –0.01 0.00 0.00 0.00 0.00

1180 1188.50 0.46 –0.02 0.00 0.00 0.00 0.00

1250 1258.93 0.59 –0.03 0.00 0.00 0.00 0.00

1320 1333.52 0.71 –0.04 0.00 0.00 0.00 0.00

1400 1412.54 0.81 –0.06 0.00 0.00 0.00 0.00

1500 1496.24 0.9 –0.07 0.00 0.00 0.00 0.00

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