 | | Building Sensors/Lights ect.
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What is the best way to build a new sensor or light that is housed in a Lego shell. Also could I just hook a laser diode strait up to a Lego wire and plug it in, or would I have to hook a resistor or something up? thanks. ---...--- ---...--- Sam (...) (26 years ago, 7-Feb-99, to lugnet.robotics)
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| | Re: Building Sensors/Lights ect.
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Sam Edwards wrote in message <00ef01be5246$8729bb...me.com>... (...) Lego (...) There are many examples of homebrew sensors on my page: (URL) (26 years ago, 7-Feb-99, to lugnet.robotics)
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| | Re: Building Sensors/Lights ect.
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I use a laser diode to send voice signals in my class. I modulate it with a transistor and set it so approximately 3 volts DC is dropped across tht laser diode. I would recommend at least a 100 Ohm resistor in series with the diode. It is polarity (...) (26 years ago, 8-Feb-99, to lugnet.robotics)
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