Guralp Systems CMG-DCM - Manual (Page 56)

CMG-DCM Data Communications Module
If you cannot see any data in the Data Viewer, you should check first
that
•
some streams have been checked in the lower portion of the
applet, and
•
the data has been offset correctly. You can automatically zero
the streams by clicking on the icon depicting a “0” and a sine
wave in the icon bar. Otherwise, you can zoom out until the
streams are visible.
The icon bar
The bar at the top of the applet allows you to alter how the data is
displayed. If you are familiar with Güralp Systems' Scream! package,
you will recognise the icons in use here. There are:
•
four icons allowing you to alter the X and Y scaling factors of
the graph (from left to right: magnify X, reduce X, magnify Y,
and reduce Y)
•
a bandpass filter toggle (not currently available),
•
a toggle to display the endpoints of each GCF block as a white
line,
•
a pause button, which will cause the viewer to stop scrolling as
it receives new data, and
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