Dataseries 1
     
Frequency, Hz -    Vibration, dB re 1*e-12m/s(slab, rail damper)
32 	75.36 	69.09 
40 	77.78 	69.96 
50 	79.83 	73.80 
63 	82.41 	77.95 
79 	86.54 	83.41 
100 	97.75 	94.34 
126 	107.29 	104.66 
158 	111.85 	111.42 
200 	114.20 	116.38 
251 	118.45 	120.76 
316 	117.87 	125.36 
398 	124.01 	127.78 
501 	128.82 	136.26 
631 	125.72 	131.08 
794 	129.18 	121.18 
1000 	127.35 	126.52 
1259 	131.97 	126.47 
1585 	123.27 	117.14 
1995 	117.83 	113.60 
2512 	119.43 	116.93 
3162 	124.55 	116.46 
3981 	117.25 	109.14 
5012 	113.34 	104.59 
6310 	108.96 	97.56 




