7
Test Sequence Application
392
Keysight U8903B User’s Guide
Signal analysis
The measurement recorder signal analysis settings menu page is displayed as shown in
Figure 7-59
Measurement Recorder > Signal Analysis settings menu page
Table 7-57
Measurement Recorder > Signal Analysis settings menu description
Menu
Description
Duration
Press the
Duration
softkey to set the length of the measurement record. The duration is in the following pattern.
hh:mm:ss
hh
is the hours,
mm
is the minutes, and
ss
is the seconds.
The minimum duration is 0 s, and the maximum duration is 3 days
(71:59:59)
. When the duration is set to 0 s, a single
measurement will be made.
Ref Channel
Press the
Ref Channel
softkey to set the reference channel number. The phase of each channel is measured against the
reference channel. The phase result for the reference channel should always be displayed zero.
Wrap Phase
Press the
Wrap Phase
softkey to enable or disable the wrap phase.
– On
The phase result is wrapped so that it falls within the range of -180° ~ 180°.
– Off
The result displayed is the exact value after substracted from the reference channel.
Freq Lock
Press the
Freq Lock
softkey to select the searching method for the fundamental frequency.
– Auto
Selecting Auto will allow the U8903B to search for the fundamental frequency automatically.
– Gen Lock
Selecting Gen Lock will allow the U8903B to search for the fundamental frequency based on the generator frequency
value of the respective generator channel. This Gen Lock method is only useful if you use the internal audio generator.
– Custom
If you have a known input signal, you can define the fundamental frequency value by setting the searching method to
Custom and setting the frequency value in
Fund Freq
.
Fund Freq
Press the
Fund Freq
softkey to set the fundamental frequency value. This setting is only available when
Freq Lock
is set to
Custom.
Содержание U8903B
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Страница 42: ...1 Getting Started 42 Keysight U8903B User s Guide LCD display Figure 1 4 U8903B LCD display 2 3 1 4 ...
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Страница 574: ...A Appendixes 574 Keysight U8903B User s Guide Figure A 11 Bluetooth generator sine waveform generation ...