Subject:
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Re: light sensor question
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Newsgroups:
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lugnet.robotics.rcx
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Date:
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Tue, 29 Jul 2003 03:39:19 GMT
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Viewed:
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3192 times
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In lugnet.robotics.rcx, Vidhyanath Rao wrote:
>
> I suspect that the spectral composition of the lights are quite
> different. As to what the difference is, I have no clue. But it should
> be available somewhere.
>
> Along the same lines, the technical answer to the original question is
> the response curve of the light sensor. This should also be available.
> Does anyone know? [Does the light sensor use photo-transistors from a
> fixed manufacturer, or does it change over time?]
A friend of mine suggests that the poor response of the sensor to the LED is
because the light from the LED is a single color. Where as the light from the
incandescent bulb is white light which apparently contains many if not all of
the colors.
Jona
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Message has 1 Reply:
 | | Re: light sensor question
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| (...) I've done a lot of readings with the light sensor and analysed them. If you want to have a look you can go to (URL) . If you look in the appendix of that document you'll find information on the light sensor (and many other things...) Magdalena (21 years ago, 31-Jul-03, to lugnet.robotics.rcx)
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Message is in Reply To:
| | Re: light sensor question
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| "Jona" <jona@24tooth.com> wrote in message news:HIM3z8.t92@lugnet.com... (...) react and it (...) LEDs. (...) the light (...) something (...) sensor itself? I suspect that the spectral composition of the lights are quite different. As to what the (...) (21 years ago, 26-Jul-03, to lugnet.robotics.rcx)
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