The black box memory units typically provide investigators with critical data, including the pilots' conversations, details about how the plane's engines, navigation systems, and auto-pilot were working, and even information about smoke alarms.
The Pouncer has no engine, but its navigation system can adjust the wings to guide it to within twenty-three feet of its target.
As she visited auto dealers near her home in suburban Philadelphia, Ms. Lynch weighed the merits of options like hybrid engines and navigation systems.
Many migrants make the journey aboard overcrowded wooden fishing boats that are prone to sinking or capsizing in high seas and are ill equipped, with poor engines and navigation systems.
Many make the journey aboard overcrowded, ill-equipped wooden fishing boats that have poor engines and navigation systems and that are prone to sinking or capsizing in high seas.
Initially, the Snark used a turbojet engine and an inertial navigation system, with a complementary stellar navigation monitor to provide intercontinental range.
When the 45-year-old oral and maxillofacial surgeon in Pensacola, Fla., went to a BMW showroom in April to buy a new X5 sport-utility for his wife, Carrie Ann, he wanted it all: titanium silver with a 5-liter turbocharged V8 engine; multicontoured, ventilated seats; navigation system; rear dvd entertainment system; and 20-inch alloy Y-spoke wheels.
My test car, however, was the EX-L sedan, near the top of the line with a V-6 engine, leather upholstery and a G.P.S. navigation system — and a sticker price of $32,860.
The automaker's intelligent navigation system interacts with the engine, calculating your route and using all-electric propulsion for as much of it as possible; there is even a coasting function for the last half mile.
But, because many floating homes and houseboats aren't equipped with the engines, mechanics or navigation systems of boats, upkeep costs can be lower than a fully functioning water vessel of a similar size.
