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Unread 23-02-2008, 10:02
rjmah rjmah is offline
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Join Date: Jan 2005
Location: Toronto, Canada
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Re: IR Jamming from 2 or more remotes - results

I believe it would be best to have an optically focused beam. Paper tubes on the transmitter will be of limited use.

The tsop34838 receiver has AGC in the circuit. You just need more of your signal to show up at the receiver than ambient noise. I haven't finished building it yet but the plan is to use an old flashlight reflector and put the IR LED in the "sweet spot" for a nice parallel beam. Has anyone tried this?

It should be the same as having a signaling remote 5 ft. away versus an interfering one at 10 feet away from your detector.
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