Settings
98-175666-D Chapter 3: Setup of the antenna 3-19
Without heading input and not fixed heading (Gyro-free)
1. A box search pattern is started and the positions with reception of RF power are
checked for up to 10 seconds. If RX lock is detected for more than 20% of the time,
the antenna goes to Tracking.
Acquisition times
Figure 3-14: Acquisition, search pattern in gyro-free mode
Activity/Inclination 0° 1° 2° 3° 4°
Initial search 10 s 10 s 10 s 10 s 10 s
Scan box pattern 5 s 10 s 15 s 25 s 30 s
Validate result (10 s per result) 10 - 30 s 10 - 30 s 10 - 30 s 10 - 30 s 10 - 30 s
Max. total time 25 - 45 s 30 - 50 s 35 - 55 s 45 - 65 s 50 - 70 s
Table 3-14: Acquisition time
+0.7°
0.0°
-0.7°
400° Long time