Alt-BEAM Archive
Message #09597
To: beam@sgiblab.sgi.com
From: Kelly Petriew kelly.petriew@sask1.com
Date: Fri, 28 Jan 2000 11:36:50 -0600
Subject: [alt-beam] Re: Pyroelectric Sensor (was Beam And IR light)
> >
> > I had an idea for a robot that could be activated by ir.
> > Think about it: a carbot that activies at night when you do any number
> > of things, like open the door. Even cooler is of you would use a photo
> > diode that actives when it detects someone's body heat.
>
> A photo diode won't work for body heat. You need a Pyroelectric sensor
> for that & they are not cheap - unless you salvage one from one of those
> lamps/gadgets that use them.
>
> Dilip
Does anyone know how to rig up one of those heat/motion sensor things? I
was able to salvage one recently, and I didn't even know what it was called
until Sathe gave me a clue. Its a metal can with a tiny window on it and
has 3 pins/connectors on the back. Of what use is this thing to BEAM?
--
Kelly Petriew
Systems Support Analyst
The StarPhoenix
204 5th Avenue North
Saskatoon, Saskatchewan
Canada
S7K 2P1
306-664-8250 extension 569
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