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Curr. Mode
Center Freq.
Freq. Mode
3. Click on the [Write Config] button, to set the stimulus write pattern of the stability
measurement.
In order to effectively use the write mode "continuous" you must set the transition
period of the selected data pattern to a value of 1T, 2T, 4T and 8T in the [Pattern
Config] menu. Refer to the "hpe5022_stabilityWriteModeConfig" function of the
programming manual for details.
Chapter 3
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VEE Measurement Program Operation
Specifies the current polarity. When "Normal
Mode" is selected, write current polarity is the
same as read current polarity. If "Reverse
Mode" is selected, the read current polarity is
opposite to the write current polarity. Some
head amplifier does not support the reverse
and/or off functions. This setting is used for
only the stability measurement. The other
measurements use the setting of Sense Curr.
Mode under the setup menu for the current
polarity. See Figure 3-10 on page 53.
Specifies the measurement frequency of the
spectrum analyzer.
Specifies the type of frequency mode to
measure the Narrow Band TAA. When 'Auto
Mode' is selected, the measurement frequency
is set to the fundamental frequency of the data
pattern. When 'Fixed Mode' is selected,
measurement frequency is set to the frequency
specified by the parameter [Center Freq.].
Measurement
83
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