User's Manual

34
Sample Time
Noise Level
(DB)
Description of
Noise
2:00:03 12 Leak Noise
2:00:06 12 Leak Noise
2:00:09 12 Leak Noise
2:00:12 21 Car Coming
2:00:15 18 Car Going
2:00:18 12 Leak Noise
2:00:21 13 Leak Noise
2:00:24 12 Leak Noise
2:00:27 13 Leak Noise
2:00:30 12 Leak Noise
2:00:33 12 Leak Noise
2:00:36 12 Leak Noise
2:00:39 12 Leak Noise
2:00:42 40 Truck Coming
2:00:45 35 Truck Going
2:00:48 25 Leak Noise
2:00:51 13 Leak Noise
2:00:54 13 Leak Noise
2:00:57 25 Toilet Flush
2:01:00 25 Toilet Flush
2:01:03 24 Toilet Flush
2:01:06 25 Toilet Flush

Tab.7 thesixthsampletakenof12dBisplottedonthehistogrambelowinFig.F
Fig.F
0
0.5
1
1.5
2
2.5
3
3.5
4
Number of
Samples
8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
Noise Level in DB
Amplitude Distribution Graph