Some have suggested that it stems from Hussenot's device, because it used film and "ran continuously in a light-tight box, ...

and private aircrafts are required by the Federal Aviation Administration to be equipped with two black boxes, according to the NTSB. The first, called the Cockpit Voice Recorder, records radio ...

It's one of the most important pieces of forensic evidence following a plane crash: The so-called “black box ... voice recorder do? The cockpit voice recorder collects radio transmissions ...

It's one of the most important pieces of forensic evidence following a plane crash: The so-called “black box." There are ... The cockpit voice recorder collects radio transmissions and sounds ...