2 MEASurement Commands
124 N1911A/1912A P-Series Power Meters Programming Guide
Example
Error Messages
• If the last measurement on either channel is not valid error –230,
“Data corrupt or stale” occurs. A measurement is valid after it has
been initiated. It becomes invalid when either a reset occurs or any
measurement parameter, for example frequency, is changed.
• If the expected_value and resolution parameters are not the same as
the current expected value and resolution settings on the specified
window, error –221, “Settings conflict” occurs.
FETC2:RAT? DEF,1,(@1),(@2) This command queries the lower
window/upper measurement
ratio measurement of Channel A
over Channel B, using the current
sensor range and a resolution of 1
on both channels.
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