X72 1PPS Algorithm Theory of Operation
Holdover
Figure D-7
90
X72 Desiger's Reference and User's Guide
During holdover, 1PPS input statistics are
accumulated and periodically the results are
calculated (CalcSlope State).
The sample size is set to 120 data points
(120 seconds).
X72 Holdover State
097-10603-01 Rev. A – November 2004