Table 2 Amplitude and jerk of input sine wave for frequency response analysis. The maximum acceleration was set to 2 G to simulate a strong earthquake. The amplitude must be smaller for a higher-frequency input in order to maintain the constant acceleration stress.
From: Dynamic characteristics of very-high-rate GPS observations for seismology
Acceleration | 2 G (= 1,960 gal) | ||
|---|---|---|---|
Frequency | 1 Hz | 2 Hz | 5 Hz |
Amplitude | 50 cm | 12 cm | 2 cm |
Jerk | 13 G/s | 25 G/s | 62 G/s |