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Subject: 
Re: increased range of Infra Red
Newsgroups: 
lugnet.robotics
Date: 
Wed, 26 Jul 2000 21:39:07 GMT
Original-From: 
Robert McGlade <rmcglade@evis.netSAYNOTOSPAM>
Viewed: 
1064 times
  
As with all light you could use a lens to focus the IR beam (you can set this up
using a cam-corder to view the optimal positioning), you can also use mirrors to
create three beams (a mirror either side). If you use both you should exceed 5
feet. try it with your TV remote.

Rob
  ----- Original Message -----
  From: rohanpatel
  To: lego-robotics@crynwr.com
  Sent: Tuesday, July 25, 2000 2:40 PM
  Subject: increased range of Infra Red


  HI There
  Do You guys know how to increase the range of the infra red sensor to above 5
feet , if its an external circuit which I have to connect it does not matter ,
  can some one send me the circuit so i can use the infra red sensor to sense a
object at a range of 5-10 feet  and if it comes in the adjustable range it
should give a audiable beep. it does not have to be a part of lego. it should
work freely also.
  waiting for a reply
  macx


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Message has 1 Reply:
  Re: increased range of Infra Red
 
Using a lens would increase the range, but at the expense of narrowing the angle of detection. (...) (24 years ago, 26-Jul-00, to lugnet.robotics)

Message is in Reply To:
  increased range of Infra Red
 
HI There Do You guys know how to increase the range of the infra red sensor to above 5 feet , if its an external circuit which I have to connect it does not matter , can some one send me the circuit so i can use the infra red sensor to sense a (...) (24 years ago, 25-Jul-00, to lugnet.robotics)

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