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Chapter 8 233
CDMA Digital Modulation
cdma2000 Reverse Link Modulation for Receiver Test
remain unchanged so the user can complete the relative power adjustments. This task teaches
you how to update the display to show the normalized relative channel power for each channel
after completing the setup.
1. Press
Mode Setup to return to the top-level real-time cdma2000 menu.
2. Press
Link Control > Adjust Code Domain Power > Scale to 0 dB.
The power level displayed for each channel is now changed to show the normalized relative
channel power. Figure 8-14 shows the displayed power levels before and after the Scale to 0 dB
softkey is pressed.
Figure 8-14
Setting Equal Channel Powers
This task teaches you how to set the relative power level for all active channels to be equal, for
a total power level of 0 dB. The normalized relative power level of each channel depends on
the number of active channels. This task is an alternative to scaling to 0 dB.
Press
Adjust Code Domain Power > Equal Powers.
All active channels have now been set to equal powers. Figure 8-15 shows the displayed
normalized relative power levels after the Equal Powers softkey is pressed with five active
channels.
Displayed Power Levels
After Scaling to 0 dB
Displayed Power Levels
Before Scaling to 0 dB
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