Subject:
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ir obstacle detector
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Mon, 9 Dec 1996 21:37:50 GMT
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Original-From:
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Dirk W. Edmonds <dedmonds@cs.umn.edu*ihatespam*>
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Viewed:
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1571 times
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This is the number of Radio Shacks fax service. I had bought the IR
detector module part number 267-137 and on the back it said "For a
complete data sheet call Radio Shack FaxBack at 1-800-323-6586 and request
document #3313. If you do not have a fax machine, the data sheet
is available from your local Radio Shack store."
Included in the fax they send you is a schematic for a transmitter and
receiver. I used the transmitter and then, since I wasn't interested in
decoding the signal, I used the output as it was, with a capacitor to do
a bit of smoothing. Connected it to the Handy/Mini board analog sensor
inputs and it gives a distinct level change as an object gets to within
about 20 cm.
-Dirk
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Message has 1 Reply: | | Re: ir obstacle detector
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| (...) Why is the distance do short? You can use a remote control for a TV or someting from really far away and even bounce the IR off walls. Doesn't that mean that you can do the same for a sensor? Or is it that the current generation of (...) (28 years ago, 10-Dec-96, to lugnet.robotics.handyboard)
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