What can the 'black box' tell us about plane crashes?
Some have suggested that it stems from Hussenot's device, because it used film and "ran continuously in a light-tight box, ...
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What can the 'black box' tell us about plane crashes?
“In the post-World War II field of electronic circuitry, black box ... plane-maker Airbus. In the 1950s, Australian scientist David Warren came up with the idea for the cockpit voice recorder ...