Commtest Instruments vb Series Instrument Reference Manual page 65

Displaying frequency/time difference between peaks
•
To display the frequency difference or time difference
between two peaks press
cursor at one of the peaks.
•
Press
•
Press
peak. The delta symbol
indicating the frequency or time difference between the two
peaks.
•
To clear the datum cursor move the main cursor to where
the datum cursor is and then press
press
Zooming
•
To take a close-up view of a spectrum or waveform move the
cursor to the position of interest and press
zoom in by a factor of 2.
•
To zoom out (by a factor of 2), press
The more spectral lines or the more waveform sample points used,
the more times you can zoom. Moving the cursor to the edge of the
screen within zoomed views will pan the viewing area across the
spectrum or waveform by up to 50% of the viewing area.
56 Section 3: Onsite Analysis - Measurement Menu
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then to anchor a datum cursor at the peak.
or to position the main cursor at the other
appears beside a value
then twice if not on the datum cursor).
or to position the main
then
then
then
again (or
to
.