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HP4402.book : chapter2.fm 29 Wed Apr 23 15:29:05 1997
Power Meter Operation
Setting Averaging
HP EPM-442A User’s Guide 2-29
Figure 2-5: Averaged Readings
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.
To set averaging:
1. Press , . The current setting of
averaging is displayed under the softkey.
2. To change this setting press . A pop up window appears.
Use or to select your filter choice.
3. To confirm your choice press .
4. is automatically set to “On” when a value is
entered using .
The filter can be disabled and re-enabled simply by pressing
.
10 dB
10 dB
Minimum Sensor Power
Maximum Sensor Power
Power Sensor
Dynamic Range
10 dB
10 dB
1234
1 8 128 128
Resolution Setting
Number of Averages
1 1 16 256
11232
11116
1118
B Input Settings
System
Inputs
A Input Settings
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