10
Sound Data
Sound Data
Sound Pressure Level
Model Speed
1/1 Octave A-weighted Sound Pressure Level (dB, ref 20µPa)
Overall
(dBA)
Noise
Criteria
125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz
FTXS25A
High 42 38 37 36 32 24 12 40 35
Med 37 33 32 30 25 17 13 34 29
Low 32 29 28 24 19 14 13 29 22
Quiet 21 22 20 15 10 7 8 21 -
FTXS35A
High 40 38 38 37 34 27 14 41 36
Med 36 32 32 30 26 18 11 34 29
Low 33 29 29 25 21 15 11 30 23
Quiet 24 22 21 17 11 7 7 22 -
FTXS50A
High 35 37 37 36 32 25 12 40 35
Med 34 36 36 34 29 22 11 38 33
Low 30 34 33 31 26 18 10 35 30
Quiet 28 32 30 28 22 14 10 32 26
FTXS60A
High 39 41 40 38 36 31 16 43 37
Med 37 39 38 37 33 28 13 41 36
Low 33 36 35 33 28 22 11 37 32
Quiet 28 33 32 28 23 17 9 33 26
Model Measuring Location
FTXS25A
FTXS35A
FTXS50A
FTXS60A
Microphone
1.0m
0.8m
Standard : JIS C 9612
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