Performance Standards
Octave Band Center Frequency (Hz) | Octave Band Sound Pressure Level (dB) | |
|---|---|---|
31.5 | 86 | |
63 | 71 | |
125 | 61 | |
250 | 53 | |
500 | 48 | |
1,000 | 45 | |
2,000 | 42 | |
4,000 | 40 | |
8,000 | 38 |
PV = 6.28 F x D | |
Where: | |
PV = Particle velocity, inches-per-second | |
F = Vibration frequency, cycles-per-second | |
D = Single amplitude displacement of the vibration, inches. |
The maximum velocity shall be the vector sum of the three components recorded. |
Performance Standards
Octave Band Center Frequency (Hz) | Octave Band Sound Pressure Level (dB) | |
|---|---|---|
31.5 | 86 | |
63 | 71 | |
125 | 61 | |
250 | 53 | |
500 | 48 | |
1,000 | 45 | |
2,000 | 42 | |
4,000 | 40 | |
8,000 | 38 |
PV = 6.28 F x D | |
Where: | |
PV = Particle velocity, inches-per-second | |
F = Vibration frequency, cycles-per-second | |
D = Single amplitude displacement of the vibration, inches. |
The maximum velocity shall be the vector sum of the three components recorded. |