Science: Flight Recorder

The test pilot's job is still tough and exacting but he now can take along an automatic observer to handle the vitally important paper work. This mechanical secretary is the new electronic flight recorder developed (after nine years' work at a cost of $250,000) by Philadelphia's Brown Instrument Co., a division of Minneapolis-Honeywell Regulator Co.

Before the flight recorder was introduced, test temperatures and stresses were jotted down by the pilot from a few relatively inaccurate dashboard instruments. Plane builders thought they were lucky if a pilot managed to get eight or nine readings...

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