Table 14 • 1PPS Firmware Versions
Version Description
FW6.05c Pin12 provides service indication
FW6.06c Pin12 is reserved for 1PPS lock indication only
7.7 Flywheeling Recovery Example–Normal
In this test, the SA.22c is synchronized to 1PPS before the following data set as shown in the following
figure. Antenna is removed at 0 hour and reapplied at approximately 12.5 hours. The SA.22c 1PPS
output signal reaches an offset of 220 ns.
The subsequent frequency change returns the 1PPS offset to 0 ns.
Figure 19 • Flywheeling Recover with 1PPS offset <1 μsec
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