CellAdvisor 5G User's Guide
59
4
Tap
Menu
>
BW/AVG
>
Average
to set the number of measurements to be averaged using the on-screen keyboard.
The input value range is from 1 to 100.
Setting limit
1
Tap
Menu
>
Limit
.
2
Tap to switch the
Test Limits
to
On
or
Off
to enable or disable Pass/Fail indication.
3
Optional.
Tap the
Save
icon on the side bar and select the save option form the choices available for your measurement mode.
Spurious emissions measurement with spectrum analyzer
NOTE:
If you select the first icon next to the Range table above, it only shows the selected range and if you select the
second icon next to the Range table, it keeps moving from the first selected range to the final selected range.
Total harmonic distortion (THD)
The CellAdvisor 5G can measure the Total Harmonic Distortion using spectrum analyzer. The Total Harmonic Distortion is defined
as the ratio of RMS voltage of the harmonics to that of the fundamental component. This is accomplished by using a spectrum
analyzer to obtain the level of each harmonic with peak detector.
Setting measure setup
You need to set the fundamental frequency to measure the total harmonic distortion. Once you set up, it will automatically collect the
harmonic outputs up to the tenth harmonics from the spectrum analyzer and calculate the corresponding THD value (%) and the
distortion attenuation (dB).
1
Tap the
Setup
(
) icon on the side bar.
2
Tap
Fundamental Frequency
and input the value using the on-screen keyboard.
The total harmonic distortion screen changes accordingly.
3
Tap
Menu
>
Amp/Scale
to set the related parameters such as Reference level, Attenuation, Preamp, External Offset, and
Scale Division. For details, see "
Summary of Contents for CellAdvisor 5G
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Page 182: ...Using LTE LTE A TDD Analyzer 170 CCDF measurement with LTE LTE A TDD Analyzer ...
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Page 346: ...Using RFoCPRI Analyzer 334 Rx Settings with RFoCPRI Analyzer ...
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