Subject:
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Re: An untested idea...
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Newsgroups:
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lugnet.robotics
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Date:
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Sun, 14 Feb 1999 23:48:57 GMT
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Viewed:
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3364 times
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This sounds like an old Lionel(sp?) train's forward-neutral-reverse switch.
Anders Isaksson wrote in message ...
> Hi all!
>
> We all try to get more functions out of the CyberMaster or Mindstorms,
> so what about this:
>
> Back in the _very_ old days of radio controlled airplanes, You didn't
> have a lot of channels in the radio - just one. One solution to get
> more functions with this was the 'hick-hack' mechanism.
>
> It consisted of a rubber band drive rotor, with (normally) four stops
> around. When the radio signal was sent out, a relay would release the
> rotor, but it could only rotate to the next stop. When the signal was
> absent, the rotor stayed at the current stop. The rotor axis was
> connected to the rudder so that You could get the following four
> states:
>
> 1 - rudder straight
> 2 - rudder left
> 3 - rudder straight
> 4 - rudder right
>
> Then all You had to do was to pulse the radio the appropriate number
> of times to move the rudder to the position You wanted (You had to
> remember the current state).
>
> With more stops, and smart linkage it was also possible to control
> more things.
>
> I haven't had the time to try building anything like this with Lego,
> but perhaps someone can come up with an idea.
>
> Just a thought...
> --
> Anders Isaksson, Sweden
> BlockCAD: http://user.tninet.se/~hbh828t/proglego.htm
> Gallery: http://user.tninet.se/~hbh828t/gallery.htm
>
>
>
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Message is in Reply To:
 | | An untested idea...
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| Hi all! We all try to get more functions out of the CyberMaster or Mindstorms, so what about this: Back in the _very_ old days of radio controlled airplanes, You didn't have a lot of channels in the radio - just one. One solution to get more (...) (28 years ago, 12-Feb-99, to lugnet.robotics)
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