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• Press Type to select "Threshold", "Range", or "Amp Method".
- Select "Threshold", and then make the following settings:
--Press Source to select the desired channel for measurement (CH1-CH4 or
Math1-Math4).
--Press Upper to select "Upper(%)" or "Upper(Abs)" first, and then press the
key to set the upper limit of the measurement. For details, refer to
descriptions in "
Parameter Setting Method
". When the upper limit is set to
be smaller than or equal to the current middle value, a prompt message
"Set at lower limit" is displayed. Then, the oscilloscope will automatically
adjust the upper limit and make it greater than the middle value. By default,
it is 90%.
--Press Mid to select "Mid(%)" or "Mid(Abs)" first, and then press the key to
set the middle value of the measurement. For details, refer to descriptions
in "
Parameter Setting Method
". The middle value is limited by the settings
of the upper limit and lower limit. By default, it is 50%.
--Press Lower to select "Lower(%)" or "Lower(Abs)" first, and then press the
key to set the lower limit of the measurement. For details, refer to
descriptions in "
Parameter Setting Method
". When the lower limit is set to
be greater than or equal to the current middle value, a prompt message
"Set at upper limit" is displayed. Then, the oscilloscope will automatically
adjust the lower limit and make it smaller than the middle value. By default,
it is 10%.
--Press Default, and then the upper value, middle value, and lower value
will be restored to the defaults.
- Select "Range", and then press Region to select "Main", "Zoom", or
"Cursor".
--Main: indicates that the measurement range is within the main time base
region.
--Zoom: indicates that the measurement range is within the zoomed time
base region.
NOTE
Only when you enable the delayed sweep function first, can "Zoom" be enabled.
--Cursor: when you select it, two cursors will be displayed on the screen. At
this time, press CursorA and CursorB respectively and then rotate the
multifunction knob to adjust the positions of the two cursors to
determine the measurement range. Also, you can press CursorAB and then
rotate the multifunction knob
to adjust the positions of the two cursors
simultaneously.
Operations and Measurements
184
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