Weightings For The Sound Level Meter And Sound Broadcasting Around The Microphone At Typical Building Reflections; Appendix 2 - sauter SW 1000 Instruction Manual

Appendix 2

Weightings for the sound level meter and sound broadcasting
around the microphone at typical building reflections
Korrekturen für typische Reflexionen vom Gehäuse des
Schalldruckmessgeräts und Schallstreuung um das Mikrofon
dB
1,5
1,0
0,5
0,0
-0,5
-1,0
-1,5
Fre- Valu Fre-
quency e quency
[Hz] [dB] [Hz]
*50.119 -0.1 630.96 -0.1 1678.8 -0.1 3162.3 0.1 5956.6 0.9 11,220 0.4
63.096 -0.1 794.33 -0.3 1778.3 0.1 3349.7 0.5 6200.6 0.6 11,885 0.6
79.433 -0.2 1000.0 0.0 1883.6 0.0 3548.1 0.5 6683.4 0.6 12,589 -0.1
100.00 -0.3 1059.3 0.0 1995.3 0.2 3758.4 0.0 7079.5 0.6 13,335 -0.4
125.89 -0.3 1122.0 -0.1 2113.5 0.1 3981.1 0.2 7498.9 -0.8 14,125 0.4
158.49 -0.2 1188.5 0.0 2238.7 -0.1 4217.0 0.4 7943.3 -0.1 14,962 0.2
199.53 -0.1 1258.9 -0.2 2371.4 0.0 4466.8 0.1 8414.0 0.2 15,849 -0.7
251.19 0.2 1333.5 0.0 2511.9 0.2 4731.5 1.0 8912.5 -0.1 *16,788 0.4
316.23 0.0 1412.5 0.0 2660.7 0.1 5011.9 0.7 9440.6 0.3 *17,783 0.3
398.11 0.0 1496.2 0.1 2818.4 -1.0 5308.8 0.9 10,000 0.2 *18,836 -0.3
501.19 0.0 1584.9 0.1 2985.4 0.2 5623.4 0.3 10,593 1.0 *19,953 -0.4
Extended uncertainties: U = 0.17 (k = 2) for frequencies <= 4 kHz, U = 0.29 (k = 2)
for frequencies > 4 kHz
Hint: The frequency marked with * is not recommended in the standard, the exact frequency is specified in IEC 61672-1.
48
Valu Fre- Valu
e quency e
[dB] [Hz] [dB]
H
z
Fre- Valu Fre-
quency e quency
[Hz] [dB] [Hz]
Valu Fre- Valu
e quency e
[dB] [Hz] [dB]
SW-BA-e-1710