 | | Re: The IR BALL
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| (...) Hi As Mario and Giulio made my name I have been forced to beat my laziness and upload some picture of the IR emiiting ball (sorry it has not been made with Lego parts!) and of the robots. You may find the ball picture here (URL) The real (...) (24 years ago, 30-Aug-00, to lugnet.robotics)
| | | | | The IR BALL
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| Hi There , below is a mail i got i wanted some info in the end.. we used a simple transparent plastic ball with a diameter of 4-5cm (about 1,5 inches), which contained the IR-emitting LEDs and their batteries. As far as I can remember, the circuit (...) (24 years ago, 31-Aug-00, to lugnet.robotics)
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