BrickFest is almost upon us. One of the highlights will be the Sumo competition on Sunday. If you are planning on taking part, then you need to know; The beacons will be infrared emitters - provided by the organizers. The detectors may be; your own (...) (21 years ago, 10-Jul-03, to lugnet.events.brickfest, lugnet.general, lugnet.robotics, lugnet.technic)
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