GDM-906X Series User Manual
50
To measure Period, press the FREQ key followed
by clicking the F3 (Measure) key to enter the
Measure menu. Click the F2 (Period) key and the
measured period will be displayed on the primary
screen with the frequency value displayed on the
sub section beneath.
Indicator Frequency Mode
Period Value in Sub Section
Frequency
Value
Indicator Period Mode
Frequency Value in Sub Section
Period
Value
Frequency
mode display
appears
The mode will switch to the Frequency or Period mode
immediately. Press on the front panel followed by
clicking F3 key to choose Frequency as shown below.
Indicates Frequency measurement
Indicates the active refresh rate
Indicates Manual range selection
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