point

Total pulsation pressure level (dB)

Growth rate (dB)

300 km/h

350 km/h

1

116.63

135.38

18.75

2

125.60

145.17

19.57

3

122.17

136.61

14.44

4

113.16

126.73

13.57

5

118.81

124.39

5.58