Table 2 9.1: Sound pressure level
54
1.2
56
1.2
Notes:
1. Sound pressure level is measured at a position 1m in front of the unit and Hm above the floor in a semi anechoic chamber. During in situ operation, sound
pressure levels may be higher as a result of ambient noise.
Figure 2 9.1: Sound pressure level measurement (unit: m)
Figure 2 9.2 80 model octave band level
Figure 2 9.4 140 model octave band level
1m
H
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