Power Meter Operation

Setting Averaging

Figure 2-5: Averaged Readings

Power Sensor Dynamic Range

Minimum Sensor Power

10dB

10dB

10dB

10 dB

 

Resolution Setting

 

 

1

2

3

4

 

1

8

128

128

Number

1

1

16

256

 

1

1

2

32

of

 

 

 

 

1

1

1

16

Averages

 

1

1

1

8

 

Maximum Sensor Power

These four resolution levels represent:

•1, 0.1, 0.01, 0.001 dB respectively if the measurement suffix is dBm or dB.

•1, 2, 3 or 4 significant digits respectively if the measurement suffix is W or %.

Note

The following procedure details how to set the averaging for

 

channel A. To set the averaging on channel B use the same

 

procedure using the

 

 

softkey.

 

B Input Settings

 

 

 

 

 

 

 

 

 

To set averaging:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1. Press

System

,

 

 

. The current setting of

 

A Input Settings

 

Inputs

 

 

 

averaging is displayed under the Filter softkey.

2.To change this setting press Filter . A pop up window appears.

Use or to select your filter choice.

3.To confirm your choice press Enter .

4.Filter Off On is automatically set to “On” when a value is entered using Filter .

The filter can be disabled and re-enabled simply by pressing

Filter Off On .

HP EPM-442A User’s Guide

2-29