Two kinds of on-board antimissile systems are now available.
The on-board systems in both the trials worked satisfactorily and had met the mission objectives.
Messages are sent to the ground from other on-board systems in a manner similar to the delay message example discussed above.
Russian officials have defended that decision, but Western experts say pilots should always obey the on-board system.
But without power from on-board systems, or a capacitor, it would not be able to record much of anything.
I'm restricted to on-board systems while maintaining full defensive fields, and I have no data at all on it.
The flight with passengers suffered the failure of 22 to 24 on-board systems.
But airline experts have been questioning whether on-board systems are adequate.
The ship's trajectory was computer-controlled, as were most of its on-board systems.
The lights began appearing on dashboards in 1978, as part of on-board diagnostic systems.
