Science: Train Radio

Experiments with radio communication between moving trains and railroad signal towers had previously been made, but never before so successfully as last week on a mile-long New York Central freight train. In a tower at South Schenectady. N. Y., were Edward W. Rice Jr. and other General Electric officials; on the train were New York Central officials. They talked together, and clearly, as the train moved.

In the locomotive was a 50-watt radio transmitter, which got its power from the engine's headlight generator. A brass rail...

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