Subject:
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Re: IR Detection
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Fri, 30 Oct 1998 00:11:53 GMT
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Original-From:
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William Bain <willbain@cs.umt.edu!AvoidSpam!>
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Viewed:
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1588 times
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On Thu, 29 Oct 1998, Rajbala Makar wrote:
> Hi Everyone:
>
> I am trying out the infra red emission and detection with
> the Handy Board. I have succeeded in the emission part
> but the detection circuit is not working. I know that
> the emitter LED is fine , with the help of Radio Shack
> Infrared sensor card. can anyone give me any hints as
> to how to get the sharp detector to see the radiations
> or maybe do it with the help of any other detector also.
The Sharp IR detector is designed to respond only to modulated IR signals.
The card from Radio Shack will indicate whether the LED is illuminated,
but it won't tell you whether it's modulated at the proper frequency.
Perhaps that could be the problem? Just a guess. Good luck!
--Will
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Message has 1 Reply:
 | | Re: IR Detection
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| (...) Hi Will: What you say might be the reason for my problem hence I bought a matched IR emitter and detector pair from Radio Shack and tried the same thing. Here again, the emitter is sending the signal but the detector is not able to see it. I (...) (26 years ago, 30-Oct-98, to lugnet.robotics.handyboard)
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Message is in Reply To:
| | IR Detection
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| Hi Everyone: I am trying out the infra red emission and detection with the Handy Board. I have succeeded in the emission part but the detection circuit is not working. I know that the emitter LED is fine , with the help of Radio Shack Infrared (...) (26 years ago, 29-Oct-98, to lugnet.robotics.handyboard)
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