12
Sound Data
Sound Power Level
Model
1/1 Octave Sound Power Level (dB) ref 1pW
Overall
(dBA)
125Hz
250Hz
500Hz
1kHz
2kHz
4kHz
8kHz
A5RT60C
86
81
77
78
70
69
66
81
A5RT90C
87
80
77
80
73
74
69
83
A5RT120C
87
84
78
79
73
72
68
83
A5RT150C
91
83
80
82
74
72
69
85
A5RT180C
94
86
82
84
76
76
71
87
A5RT210C
89
87
84
86
79
75
69
89
A5RT240C
89
87
85
86
80
76
70
89
A5RT300C
89
88
86
87
86
83
77
92
Measuring Location
Microphone position:
(1) Measurement at open fi eld (Inlet + radiated).
(2) For microphone at position 1 until 4 and 9, the distance will be 1 meter from the centre of the unit’s
surface.
(3) For microphone at position 5 until 8, the distance will be 1 meter 1 meter at each x, y & z axis.
Standard: EN 12102
