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 Robotics / 20027
20026  |  20028
Subject: 
Land mine robot
Newsgroups: 
lugnet.robotics
Date: 
Mon, 13 Jan 2003 03:08:55 GMT
Original-From: 
Scott Davis <{rcx2man@}saynotospam{hotmail.com}>
Viewed: 
668 times
  
Hi,
I thought of a new project and would like some input on the idea.  My idea
is to set up a sand box and hide objects to simulate land mines.  My thought
was to have a robot search for the hidden mines.  My question is, how can I
get the robot to sense the hidden mines?

Thanks in advance,
Scott



Message has 5 Replies:
  Re: Land mine robot
 
I bought a metal detector circuit kit to do the same thing. Even though the kit was a good value (around $15), it requires a radio. A little dismayed (since I don't want to add a metal detector AND radio to a bot), I searched the net for schematics (...) (22 years ago, 13-Jan-03, to lugnet.robotics)
  Re: Land mine robot
 
How about using magnets for mines and reed switch-based sensors for detection? (...) (22 years ago, 13-Jan-03, to lugnet.robotics)
  Re: Land mine robot
 
(...) A Hall Effect sensor with suitable signal conditioning would be one way, if they're ferric. Another, assuming all your 'mines' are ferric, would be to put a magnet on a swing arm with a switch that would engage when the magent was attracted to (...) (22 years ago, 13-Jan-03, to lugnet.robotics)
  Links... Re: Land mine robot
 
(URL) Original Message ----- From: "Scott Davis" <rcx2man@hotmail.com> To: <lego-robotics@crynwr.com> Sent: Sunday, January 12, 2003 10:08 PM Subject: Land mine robot (...) thought (...) I (...) (22 years ago, 13-Jan-03, to lugnet.robotics)
  Re: Land mine robot
 
I hate to be a party-pooper, but I would strongly recommend you think twice about getting sand mixed up with Lego gears, axles and motors. I don't know if you could use some other medium like ground up packing material or little foam balls as your (...) (22 years ago, 13-Jan-03, to lugnet.robotics)

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