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Ohio tests in-car system to relay road advisories
State officials near Columbus evaluated a Delco GM system using a low frequency transmitter and auto receivers. Magnetic belts record traffic advisories, and approaching transmitters trigger car receivers to mute radio or play messages for drivers. Demonstrations at Ohio State University involved highway officials and toll-road applications.
MENTIONED IN THIS ARTICLE
Columbus, Ohio
Delco Radio Division
General Motors Corp
Ohio State University
State Highway and Highway Safety Departments