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Measurement in FFT Mode
Selecting the operation type
Make the setting with the [Operation Type] item in the [FFT] menu.
• LIN: Linear average
• EXP: Exponential average
• MAX: Maximum hold
Note
Instantaneous value cannot be selected from the
[FFT] menu. Press the INST/AVE key at the [FFT]
mode screen to display the instantaneous value.
Setting the average number
Make the setting for the number of averaging runs with the [Average number]
item in the [FFT] menu.
For information on the relation between the operation type and the averaging
number, see the “Performing measurement” section on page 71.
Specifying the store name
To store measurement data, it is necessary to rst specify a store name. Access
the [Measure] menu and select [Store Name].
Measurement data will be stored in a folder of the speci ed name. (See the
“SD Card” section.)
Conditions for changing measurement parameters
If [LIN], [EXP], or [MAX] is shown as [Operation
Type], measurement parameters cannot be changed
during processing and during trigger standby.
While processing is paused (
symbol shown at left
side of screen), measurement parameters cannot be
changed.
During trigger operation, measurement parameters
cannot be changed.
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