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HP4402.book : chapter2.fm 47 Wed Apr 23 15:29:05 1997
Power Meter Operation
How Measurements are Calculated
HP EPM-442A User’s Guide 2-47
How Measurements are Calculated
Figure 2-15 details how measurements are calculated. It shows the
position in which the various power meter functions are implemented in
the measurement calculation.
Figure 2-15: How Measurements are Calculated
Channel Functions Window Functions
Averaging
Channel Duty
Cal Factor
Offset Cycle
Math,A,B,A/B
Display
Relative
Offset
Channel A
Upper Window
Limits
Averaging
Channel Duty
Cal Factor
Offset Cycle
Math,A,B,A/B
Display
Relative
Offset
Channel B
Lower Window
Limits
Recorder
Output
Recorder
Output
B/A,A-B,B-A
B/A,A-B,B-A