Power Meter Operation

How Measurements are Calculated

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

 

 

Channel A

 

 

 

 

Averaging

Cal Factor

Channel

Duty

Math,A,B,A/B

Display

 

Offset

Cycle

Relative

 

 

 

 

 

Limits

B/A,A-B,B-A

Offset

 

 

Recorder

Upper Window

 

 

 

 

 

Output

 

 

 

 

 

 

Channel B

 

Math,A,B,A/B

Display

Relative

 

 

Channel

Duty

Averaging

Cal Factor

B/A,A-B,B-A

Offset

 

 

 

Offset

Cycle

Lower Window

 

 

 

 

Limits

 

 

Recorder

 

 

 

 

 

 

 

 

 

Output

 

 

 

 

 

HP EPM-442A User’s Guide

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