TESTO 816-1 Instruction Manual page 10

3 Specifications
Effect of the windscreen
Frequency weighting
Frequency [Hz] dBA(dB) dBC(dB)
20
31.5
63
125
250
500
1000
2000
4000
8000
Frequency weighting characteristics
10
-50.5 -6.2
-39.4 -3.0
-26.2 -0.8
-16.1 -0.2
-8.6 0.0
-3.2 0.0
0.0 0.0
1.2 -0.2
1.0 -0.8
-1.1 -3.0
Error limits (dB)
±3.5
±3.5
±2,5
±2,0
±1,9
±1,9
±1,4
±2,6
±3,6
±5,6