I can navigate just fine with on-board equipment,' Brian said.

All on-board equipment - including the directional gear - seems to be working just fine.

The year-round temperature and atmosphere of the base was such that virtually no deterioration to aircraft or their on-board equipment occurred.

The system consists of coded track circuits and on-board equipment.

The second change was in making use of on-board equipment, specifically compressed air ducts.

Much of this is due to increased dimensions, asphalt insulation in the body panels and additional on-board equipment.

By the late 1970s, with the development of microprocessors, the 2-out-of-3 computers could be applied to on-board equipment.

Other factors can affect the correct reproduction of the manoeuvres, such as the field of vision, on-board equipment and wind.

The spacecraft must provide a benign environment for the instruments and on-board equipment.

Modern on-board electronic equipment means that we can measure exactly how much a vehicle costs.