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[DPRG] 38 Khz I/R Detectors

Subject: [DPRG] 38 Khz I/R Detectors
From: Robert L. Jordan rljordan at airmail.net
Date: Wed Jun 20 13:40:20 CDT 2001


I like the Panasonic 4602 (Mouser or Digikey for $1.25 each or less.)
It gives a low when it detects IR light that is modulated around 38K 
to 40 Khz. 3 pin package on 1/10" spacing.

Bob Jordan

 <daweasel at swbell.net> said:

> Anyone got a preferred part they can recommend for I/R object 
> Prefer something with minimal external circuitry if possible, other 
than the
> oscillator for the emitters.
> Got a Sumo chassis built and need to come up with something to find 
> other robot. I would prefer the Sharp modules, but they don't work 
well at
> close range.
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Robert L. Jordan (Bob)

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