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If you are trying to debug IR stuff, there is nothing so useful as a camcorder. The CCD sensors are sensitive to infrared frequencies.
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I know. Infared should pop up as a purplish haze on a digital camera.
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it will also go through black electrical tape
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Electrical tape on the floor will work. I have seen plenty of line following robots follow a line of electrical tape. In fact read all the way to the bottom of the webpage.
sensor
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If either a public officer or any one else saw a person attempting to cross a bridge which had been ascertained to be unsafe, and there were no time to warn him of his danger, they might seize him and turn him back without any real infringement of his liberty; for liberty consists in doing what one desires, and he does not desire to fall into the river. -Mill
Last edited by Adam Y. : 19-11-2003 at 16:50.
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