Added: 4 years ago
From: gaiatechnician
Views: 16,139
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  • fine job. we really need free thinkers

  • I believe that it could be, but could you use that device and cut out an actual cardboard model so we can see a better profile..... thanks!

  • Your quite cleaver with the inventions you've come up with. I love the water dripping solar tracker device. No electric motor is needed all natural and gravity is used.

  • DUDE! I thought of that too, after seeing how one can use a string to trace an ellipse! When a distance is constant, a tight string can reproduce it! good job, buddy. the formula is x^2=4px , where p is the distance of the focus from the center point of the parabola. Thumbs up to you

  • Interesting. I wonder how one makes one of those.

  • There are many ways. I have another video called "The parts of the mechanical mathematician" that shows a generalized mathematician. You can also check out the vid of the one I used to make my cob parabolic dish. It was made from old junk! The most important thing is you do not have to make an entire dish to have a working reflector

    Brian

  • f(x)=xa^2 ? is this the right formula? if not please remove

  • I actually do not know the formula anymore. It is in 3 Dimension (It traces a dish) so there are x y and z numbers involved, I expect. Thats why I call it the mathematician.

    It does pretty hard math.

  • pretty close ncbookz! Just swap your "x" and "a" around and you've got it...

    f(x)= ax^2 so your variable is squared instead of your constant :)

  • I hope the other mad scientists will run with this tool and boldly go to new places.

  • Clever! Very clear how it works, too.

    Good to have you on the Mad_Scientist list.

  • excellant vid this is a nice way to get it done without doing a lot of math and drafting every time you need a parabola

  • Thanks, I think it could also be done with an existing gate frame swinging on its hinges. You do not need to make a dish. Part of a dish works just as well. (Perhaps better because you can have easy access) Brian

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