 | | Re: The NXT bit of information... —Philippe Hurbain
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| | | (...) You are right, John! I was fooled by their text description: "It is also possible to turn off the infrared light source that is located below the sensor(...) " Philo (19 years ago, 24-Feb-06, to lugnet.robotics)
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| | | | | Re: The NXT bit of information... —Justin Fisher
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| | | | (...) I imagine there is a fair chance the RCX IR sensor can see the red LED, it just wouldn't register as brightly, so the range would be greatly reduced. LEDs can have a pretty narrow spectra, but sensors generally just have more of an "optimum" (...) (19 years ago, 24-Feb-06, to lugnet.robotics)
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| | | | | | Re: The NXT bit of information... —John Barnes
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| | | | (...) The 38kHz receiver module in the RCX is also encased in IR filter material :( However, the real trick will be getting the sensor's LED to turn on and off at 38kHz. You will have to change the LED state every 13uS with good accuracy in order to (...) (19 years ago, 24-Feb-06, to lugnet.robotics)
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