In 1972, Pontiac experimented with an electronic warning device that consisted of a small radio transmitter-receiver activated by a driver pressing his horn. A buzzer or warning sounds in the car ahead, operating through the car's radio speaker. Pontiac engineers felt that there was a need for an electronic safety horn because of how many drivers kept their windows up.
In 1972, Pontiac experimented with an electronic warning device that consisted of a small radio transmitter-receiver activated by a driver pressing his horn. A buzzer or warning sounds in the car ahead, operating through the car's radio speaker. Pontiac engineers felt that there was a need for an electronic safety horn because of how many drivers kept their windows up.
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