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National Instruments Corporation
11
NI 5622 Calibration Procedure
4.
End the session using the niScope Close VI.
Test Equipment Adjustment
Zero Power Meter
Zero the power meter by following the manufacturer’s recommended
procedure.
Power Splitter Amplitude Imbalance Correction
Complete the following steps to determine the power splitter amplitude
imbalance correction factor used to verify and adjust the NI 5622.
1.
Make the following connections:
a.
Connect the signal generator to the source input port of the power
splitter.
b.
Connect the power meter to output port 1 of the power splitter.
c.
Connect the 50 ohm terminator to output port 2 of the power
splitter.
LabVIEW VI
C/C++ Function Call
Call
niScope_close
with the following
parameter:
vi
: The instrument handle from
niScope_init