Guralp-systems Scream Manual do Utilizador descarregar pdf (Página 45)

User guide

If you do not see the Use in Filter Design… option, check that

only one stream is selected.

3. Leaving the Filter Design window open, switch to the Waveview

window and view the event of interest.

4. Holding down the shift-key ( ), select data from the same

stream during an event. Choose Use in Filter Design… from the

drop-down menu. A dialogue box will open asking you if you

want to replace the previous spectrum or add to it.

Click . The spectrum of the event will be overlaid on the

background noise spectrum, in a lighter shade.

You can now click in the graph to move the filter's corner

frequencies to suit the event.

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Guralp-systems Scream Manual do Utilizador Página 45