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Chapter 6 Using LTE/LTE-A TDD Analyzer
Conducting spectrum measurement
5
Tap to switch Physical Cell ID to Manual or Auto.
–
–
6
If you set the Physical Cell ID to Manual, tap Physical Cell ID and input the value
using the on-screen keyboard.
7
Optional: Tap the Save icon on the side bar and select the save option from the
choices available for your measurement mode.
To set trigger
1
Tap the Menu > Trigger.
2
Tap Trigger and select the options from Internal, External, or GPS.
3
Tap Freq. Ref.(Frequency Reference) to set the clock source.
–
–
–
Figure 68
Figure 68 LTE/LTE-A TDD spectrum measurement
Page 136
Auto lets the instrument detect the Physical Cell ID for the LTE signal auto-
matically
Manual sets a specific Physical Cell ID for the LTE signal manually in order to
speed up the synchronization with a BTS.
Internal: Uses a 10 MHz internal clock
External: Uses external 10 MHz, 13 MHz, or 15 MHz clock automatically set
by the instrument
GPS: Uses a built-in GPS as a frequency and timing source
NOTE
Make sure to set Frequency Reference for all measurement mode in LTE-LTE-
A TDD Analyzer to sync the proper clock source.
shows an example of an LTE/LTE-A TDD spectrum measurement.
SPA06MA-O User's Guide
22145360, R005
April 2021
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