Speed sensors are machines used to detect the speed of an object, usually a transport vehicle. They include:
- Wheel speed sensors
- Speedometers
- Pitometer logs
- Pitot tubes
- Airspeed indicators
- Piezo sensors (e.g. in a road surface)
- LIDAR
- Doppler radar
- ANPR (where vehicles are timed over a fixed distance)
- Laser surface velocimeters for moving surfaces
Famous quotes containing the word speed:
“The terror of the atom age is not the violence of the new power but the speed of man’s adjustment to it—the speed of his acceptance.”
—E.B. (Elwyn Brooks)
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