Basic Fault Model

    Top:
    Seismograms of the y-component of velocity of a receiver line crossing the fault. Above the seismograms the distribution of maximum amplitude of S- and FZ-waves for each trace is shown. The solid line (FZ) corresponds to the FZ-wave, the dotted line (S) to the direct S-wave. The grey rectangle denotes the stations located directly above the fault. One tickmark of the amplitude scale corresponds to the maximum S-wave amplitude of all receivers. The seismograms and amplitudes are drawn to scale.

    • Left: Source location 1 FZ-width outside the fault
    • Center: Source at the left FZ boundary

    • (corresponds to the Basic Fault Movie)
    • Right: Source in the middle of the Fault
    Bottom:
    • Left: Wave forms and spectra of the y-component of the FZ-waves. Additionally, the source spectrum is shown.
    • Right: Envelopes of  the FZ-waves.
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