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Subject: 
RE: Autonomous Robot
Newsgroups: 
lugnet.robotics
Date: 
Wed, 9 Aug 2000 00:00:50 GMT
Viewed: 
908 times
  
I built a detector using a solar cigarette lighter, with a fast CdS sensor
at the focal point.  What's neat about the reflector is that it improves
the apparent sensitivity of the sensor by collecting light - sort of a "sum
of squares" effect.  I would be happy to send a photo (jpeg) to anyone who
was interested.

I was intending to use this as the core of a navigating robot, but alas I
haven't had the time to finish things ;>(

Jeff
jeffrey.hazen@northmill.net

-----Original Message-----
From: Duncan Colvin [SMTP:lego-robotics@crynwr.com]
Sent: Tuesday, August 08, 2000 1:31 PM
To: lugnet.robotics@lugnet.com
Subject: RE: Autonomous Robot

How easy would it be to build a satellite dish style set up, where the beam
is reflected to a sensor in the middle of the dish? Has anyone done this
already? Are there prebuilt dishes that could be used? Is there an
affordable solution?

DBC



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