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    picaxe transponder and finish line detection

    Hello, I am wondering if anyone knows how the detection of a transponder crossing a finish line works in a lap timing system. I am considering the possibility of a picaxe based lap timer for motocross lap scoring. There appears to be two types of lap scoring systems on the market, the ones...
  2. W

    Piezo speaker too quite

    Hello, I have built some school experimeters boards (axe092) with my son and his friends. Everything seems to work fine except you can barely here the speaker. The speaker is playing, but you have to hold it right upto your ear to hear it. All three that we have built are the same. I believe...
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