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Quiet Hybrids Pose Safety Threat to Blind Pedestrians and Children

Electric Field

Cars emit an ultramild electric field that can be sensed but does not shock. Or the field causes sensors at intersections to announce the presence of a moving vehicle with a sound that increases with speed and proximity.

Contributed by Peter Lloyd, Peter Lloyd Inc.

Comments

on Electric Field

It would be easier for a Kit that used a small speaker to replicate the sound of a motor and have either a on/off switch Highway driving and then once off the Highway the ON setting can be wired to t..
- Gary Woods

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