 | | Re: Increasing the range of the radio signal
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"Falk" == Falk Stricker <falk.stricker@gmx.de> writes: (...) Falk> because a lot of toys are using mignon batteries Mignon batteries? Falk> and so I have about 20 rechargable batteries and a processor Falk> charger for loading these in a short (...) (25 years ago, 4-Dec-99, to lugnet.robotics.cybermaster)
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| | Re: Increasing the range of the radio signal
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Johannes Keukelaar skrev i meddelandet ... (...) We did some tests when the kit was new (almost a year ago now!), and we had communications working from first to second floor (old house, no cement or iron in the walls, just a brick chimney in the (...) (25 years ago, 4-Dec-99, to lugnet.robotics.cybermaster)
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| | Re: Increasing the range of the radio signal
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(...) of the CM. On using the rechargable batteries the control shows a low battery status also on just refreshed batteries... So the action radius was about a maximum of 3...4 meters an d the connection was interrupted seveal times. My measurements (...) (25 years ago, 6-Dec-99, to lugnet.robotics.cybermaster)
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| | Re: Increasing the range of the radio signal
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(...) Mignon batteries are batteries of size R6 like used in CM. (...) You are right the nominal voltage of this recharable batteries is 1.2V but I tested the voltage of a just refreshed batterie under load and then the real voltage was about 1.25 (...) (25 years ago, 6-Dec-99, to lugnet.robotics.cybermaster)
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| | Re: Increasing the range of the radio signal
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I would second the recommendation for trying different locations for the tower. At one point I had so many problems with "dead spots" with my exploring rover (that needs to communicate with the map making/route finding software running on the PC), (...) (25 years ago, 6-Dec-99, to lugnet.robotics.cybermaster)
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| | Re: Increasing the range of the radio signal
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(...) I would suspect that antenna placement, and possibly considering a different antenna design, would make a huge difference. Look in some radio books for things like Yagi designs. Give you much more range, but also make the antenna very (...) (25 years ago, 14-Dec-99, to lugnet.robotics.cybermaster)
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