The Stability Application Applications
Agilent 8163A/B, 8164A/B, and 8166A/B User’s Guide, Fourth Edition 241
–<Auto>, the auto-ranging mode, ensures that the result has a
displayed value between 9% and 100% of full scale, and
press Enter.
NOTE If you choose <Auto> and the power range changes, the time base of
the stability application will be disrupted.
10 Move to <Range> and press Enter.
11 If you have chosen <common> as the <Range Mode>, move to a
range setting and press Enter.
If you have chosen <individual> as the <Range Mode>, a screen
displaying all the selected Power Meter channels and their
corresponding range settings is displayed. For each selected Power
Meter channel, press Enter, move to a range setting, and press
Enter.
12 Move to <Ref Mode>, press Enter, move to one of the following
referencing modes:
–<Value>, you set a reference value using <Ref>, see step 13,
–<First Sample>, the first sample of the stability function is
selected as the reference value,
–<Channel 1>, the value that Channel 1 measures is updated as the
reference value for each set of power measurements (thus, each
data value for channel 1 will be 0 dB), and
press Enter.
NOTE These settings have an effect when you choose <dB> as the
<Pwr unit>. See step 7 or step 22.
13 If you have chosen <Value> as the <Ref Mode>, move to <Ref>, press
Enter, enter a value for the reference, and press Enter.
Setting Stability Parameter
14 Move to [Total Time], press Enter. [Total Time] is a value of the
form xx:yy:zz, where xx is a value in hours (maximum 23 hours), yy
is a value in minutes (maximum 59 minutes), and zz is a value in
seconds (maximum 59 seconds).
Enter a two-digit time value in hours, press the right cursor key,
enter a two-digit time value in minutes, press the right cursor key,
enter a two-digit time value in seconds, and press Enter.
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