Transponder

Diagram explains a transponder; 2c x 4 inches.

What happened to the missing plane’s transponder?

As the search continues for the missing Malaysia Airlines flight, a key unanswered question is what happened to the Boeing 777’s transponder. Transponders emit electronic signals containing information that shows up on air traffic controllers’ […]

03/14/2014

A side mirror warning signal in a Ford Taurus at an automobile testing area in Oxon Hill, Md. (AP Photo/Susan Walsh, File)

Feds to decide on car-to-car communications

WASHINGTON (AP) — Federal officials are planning to announce Monday whether automakers should be required to equip new cars and light trucks with technology that enables vehicles to communicate with each other to prevent collisions. […]

02/03/2014

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