Hi wonder how fast the sensor reads and receives distance. I will use it to measure the bridge heights. will be mounted on the vehicle roof . I had intended to mount the sensor at 4.5 m height , the bridges are usually between 4.5 - 7 meters high . and how fast I can run and measure it would wor…

HC SR04 question

Petervn September 19, 2016, 5:41pm 6

So say the bridge is 100 cm up how do i calculate that?

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