Keysight M9383B Measurement Manual page 86

5G New Radio (NR) Measurements using X-Apps
5G Waveform, EVM, and ACP Analysis Using X-Applications
7. Select OK, then Back to exit the Full Filled Config setup.
8. From the Carrier panel (in the left pane), select Channels > SS PBCH > SS
Lmax is either 4 or 8 for FR1 and 64 for FR2.
86
PBCH Block and set Lmax to 64 and Active Indices to = 0:7.
Instead of transmitting all 64 beams, we enable only 8 of them be setting
Active Indices to 0:7.
M9383B/84B Measurement Guide